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date: 23 October 2020

(p. ix) Contributors

(p. ix) Contributors

J. David Bleich is Herbert and Florence Tenzer Professor of Jewish Law and Ethics at the Cardozo Law School of Yeshiva University. Rabbi Bleich is also Professor of Talmud (Rosh Yeshiva) at Rabbi Isaac Elchanan Theological Seminary, an affiliate of Yeshiva University, and is head of its postgraduate institute for the study of Talmudic jurisprudence and family law. Among his published works are: Jewish Bioethics; With Perfect Faith: Foundations of Jewish Belief; Contemporary Halakhic Problems (five volumes); Time of Death in Jewish Law; Judaism and Healing; and Bioethical Dilemmas: A Jewish Perspective (two volumes), as well as the Hebrew-language Be-Netivot ha-Halakhah. He was a Woodrow Wilson Fellow and a postdoctoral fellow at the Hastings Center. He is a fellow of the Academy of Jewish Philosophy and a member of the Governor’s Commission on Life and the Law.

Michael J. Broyde is professor of law at Emory University School of Law and the Academic Director of the Law and Religion Program at Emory University. His primary areas of interest are law and religion, Jewish law and ethics, and comparative religious law. Professor Broyde received ordination (yoreh yoreh v’yadin yadin) from the Rabbi Isaac Elchanan Theological Seminary, an affiliate of Yeshiva University, and is a member (dayyan and haver) of the Beth Din of America, the largest Jewish law court in America. He is also the Founding Rabbi of the Young Israel Congregation in Atlanta. Professor Broyde’s books include: the Pursuit of Justice (Yeshiva University Press); Human Rights and Judaism (Aronson Publishing House); and Marriage, Divorce and the Abandoned Wife in Jewish Law: A Conceptual Understanding of the Aguna Problem in America (Ktav), and he has written more than 70 articles on matters of Jewish law.

Jeffrey L. Callen is the former Charles I Rosen Chair of Business Administration, the Hebrew University, a former Research Professor of Accounting, New York University, and currently the Joseph L. Rotman Chair of Accounting, University of Toronto. He is also the former editor-in-chief of the Journal of Accounting, Auditing and Finance. He has published extensively in economics, finance and accounting journals including the American Economic Review, the Journal of Law and Economics, the Journal of Finance, the Journal of Financial Economics, the Accounting Review, the Journal of Accounting Research and the History of Political Economy.

Barry R. Chiswick is Distinguished Professor in the Department of Economics at the University of Illinois at Chicago and Program Director for Migration Studies, (p. x) IZA - Institute for the Study of Labor, Bonn, Germany. He received his PhD in Economics with Distinction from Columbia University and an Honorary Ph.D. from Lund University, Sweden. Professor Chiswick received the 2007 Marshall Sklare Award from the Association for the Social Scientific Study of Jewry (ASSJ) and delivered the Sklare Lecture on “The Rise and Fall of the American Jewish PhD.” He is a member of the UIC Jewish Studies Committee and serves on the Editorial Board of Contemporary Jewry.

Carmel U. Chiswick is Professor Emerita in the Department of Economics at the University of Illinois at Chicago. She received her Ph.D. from Columbia University in the City of New York. In addition to her work on the economics of religion, her research includes studies of household work, family formation, immigration, employment education, and economic development. Professor Chiswick was a longtime member of the UIC Jewish Studies Committee, served on the National Technical Advisory Committee for NJPS 2000/01 (the National Jewish Population Survey), and is currently on the Editorial Board of Contemporary Jewry. She is the author of The Economics of American Judaism (Routledge 2008), a collection of selected papers from her research on the economics of Judaism.

Adam Chodorow teaches tax law at the Sandra Day O’Connor College of Law at Arizona State University, where he is also a faculty fellow of the Center for the Study of Law, Science and Technology. Professor Chodorow writes on a wide range of tax issues—from the propriety of taxing virtual income to the appropriate way to value businesses for estate tax purposes. Professor Chodorow has also written extensively on Biblical tax systems, exploring the similarities and differences between the U.S. Federal income tax and such systems. In particular, he focuses on the ways in which the culture and context of the different systems help shape the law. His works in this area include: “Biblical Tax Systems and the Case for Progressive Taxation,” 23 Journal of Law & Religion 53 (2008), “Maaser Kesafim and the Development of Tax Law,” 8 Fla. Tax Review 153 (2007), and “Agricultural Tithing and (Flat) Tax Complexity,” 68 U. Pitt. L. Rev. 267 (2006).

Yoel Domb, a graduate of Jerusalem College of Technology’s Business School as well as an ordained rabbi of the Israeli Chief Rabbinate, has been teaching Jewish business ethics for the last ten years at the Jerusalem College of Technology, as well as researching the subject at the Jerusalem Center of Business Ethics (BEC) and Keter - The Center for Halacha and Economics. He has published many articles on the subject, some of which are available on the BEC website in addition to working on two books, one addressing the issue of tax evasion in Jewish law and the other relating to ethical aspects of loans. Both books are due for publication in the coming year (in Hebrew). Other articles of his have appeared in English, such as “A Torah Approach to Paying Taxes” and “The Ethics of Grabbing” (Mishpacha magazine, 2008).

(p. xi) Yaakov Elman is Professor of Jewish Studies at Yeshiva University, where he teaches courses in Bible and Talmud. He received his M.A. in Assyriology from Columbia University and his Ph.D. in Rabbinic Talmud from New York University. Professor Elman is the author of Authority and Tradition: Toseftan Braitot in Talmudic Babylonia; and is the co-editor of Transmitting Jewish Traditions: Orality, Textuality, and Cultural Diffusion. Prof. Elman has published widely in the field of Talmud, and his research interests include rabbinic theology, unfolding systems of rabbinic legal exegesis, the cultural context of classical rabbinic texts, and Rabbinic and Sasanian intellectual history. He is also an associate of the Harvard Center for Jewish Studies.

Daniel Z. Feldman received ordination (Yoreh Yoreh v’Yadin Yadin) from the Rabbi Isaac Elchanan Theological Seminary, an affiliate of Yeshiva University. A former associate of the Bella and Harry Wexner Kollel Elyon (post-ordination institute of higher learning), Rabbi Feldman is currently on the staff of Yeshiva University’s Stone Beit Midrash Program and serves as Director of Rabbinic Research for Yeshiva University’s Center for the Jewish Future. Rabbi Feldman is the rabbi of Etz Chaim of Teaneck, NJ. His area of research is Talmudic and rabbinic law and theory. Rabbi Feldman’s major publications include The Right and the Good: Halakhah and Human Relations (Jason Aronson, 1999) and Divine Footsteps: Chesed and the Jewish Soul (Yeshiva University Press, 2008), as well as three Hebrew volume of Talmudic essays.

Amal Jabareen received his Ph.D. from Bar-Ilan University. He has been a full-time member of Ono Academic College Faculty of Law since 2004. Professor Jabareen’s research interest is in intellectual property law, electronic commerce and property law. He has published in these areas. Professor Jabareen is a member of the Israel Bar Association.

Howard Jachter, Rabbinic Judge, Rabbinic Court of Elizabeth, New Jersey, is Professor of Bible and Jewish Law, Torah Academy of Bergen County, New Jersey. He is the author, Gray Matter, volumes one, two, and three. He received his B.A. from Yeshiva College, his M.S. from Bernard Revel Graduate School, Yeshiva University, and his Rabbinic Ordination as a Rabbinic Judge (Yadin Yadin) from Rabbi Isaac Elchanan Theological Seminary, Yeshiva University. He holds a Certification to Serve as a Jewish Divorce Administrator from Israel’s Chief Rabbinate.

Eliakim Katz has a Ph.D. in economics from London University. He is currently professor and former chair of the economics department at Northern Illinois University. He has published over one hundred papers in economics journals, including American Economic Review, Journal of Political Economy, Journal of Economic Theory, Journal of Public Economics, Economic Journal, European Economic Review, Economica, and others.

(p. xii) Yehuda L. Klein (A.B., Political Science, Cornell University, 1972; Ph.D., Economics, University of California, Berkeley, 1985) is an associate professor of Economics at Brooklyn College of the City University of New York and the Executive Officer of the Doctoral Program in Earth and Environmental Sciences at the Graduate Center of the City University of New York. His current research projects address issues of urban sustainability, environmental justice and adaptation to climate change. He has published in the Journal of Public Economics, the Atlantic Economic Journal, Southern Economic Journal, Resources and Energy, and Jewish Law.

Ephraim Kleiman is Don Patinkin Emeritus Professor of Economics at the Hebrew University of Jerusalem. He is a graduate of the Hebrew University of Jerusalem and holds a Ph.D. from the London School of Economics. After serving briefly with the Israel Finance Ministry, he joined the Economics Department of the Hebrew University in 1963. A long-time student of the Palestinian economy and of its relationships with Israel, he also served as the senior economic advisor to the Israeli delegation at the Israel-PLO economic negotiations in Paris in 1993–1994. Dr. Kleiman’s research interests over the years have included international trade, public finance, and history of economic thought, with special reference to economic thought in the Talmud, as well as the role of wage and financial indexation under inflation. His articles on these and other topics have been published in The Review of Economic Studies, Review of Economics and Statistics, The Economic Journal, The Quarterly Journal of Economics, Kyklos, and History of Political Economy.

Ron S. Kleinman is a senior lecturer at the Ono Academic College Faculty of Law in Israel, where he teaches Jewish Law and Torts. He received his Ph.D. from Bar Ilan University and rabbinical ordination from the Chief Rabbinate in Israel. Dr. Kleinman’s research is focused mainly on merchant customs relating to methods of acquisition and customs pertaining to monetary laws, and how these laws pertain to Jewish law and the law of the State. Dr. Kleinman has published numerous articles in refereed academic journals in both Hebrew and English on these topics and on other issues. Dr. Kleinman is chairman of the Israeli Committee of the Jewish Law Association, and a member of the editorial boards of Health Law and Bioethics (Hebrew), the Journal of the Center for Health Law and Bioethics, Ono Academic College, and of Magal (Hebrew), the Law Review of the Institute for Advanced Torah Studies, Bar Ilan University.

Aaron Levine, editor of this volume, is the Samson and Halina Bitensky Professor of Economics at Yeshiva University. A Phi Beta Kappa at Brooklyn College, he earned his Ph.D. at New York University, and was ordained in Jewish civil and ritual law at the Rabbi Jacob Joseph School and is the spiritual leader of Brooklyn’s Young Israel of Ave. J. Professor Levine’s research specialty is the interaction between economics and halakhah, especially as it relates to public policy and (p. xiii) modern business practices. He has published widely on these issues, including five books and numerous monographs. His books include Free Enterprise and Jewish Law (1980); Economics and Jewish Law (1987); Economic Public Policy and Jewish Law (1993); Case Studies in Jewish Business Ethics (2000), and Moral Issues of the Marketplace in Jewish Law (2005). An associate editor of Tradition, Dr. Levine also serves, on an ad hoc basis, on the Bet Din (rabbinical court) of the Rabbinical Council of America, adjudicating disputes in monetary matters. Dr. Levine is a member of the World Jewish Academy of Science and the recipient of the Irving M. Bunim Prize for Jewish Scholarship. In 1982, he was respondent to Milton Friedman in the Liberty Fund Symposium on the Morality of the Market.

Yehoshua Liebermann is a graduate of Kol-Tora Rabbinical College in Jerusalem and holds a Ph.D. degree from the University of Chicago in Business Administration. He has published numerous scientific articles both in marketing and in economics of Jewish law, in many journals, including Journal of Marketing, Journal of Legal Studies, and Journal of Business Ethics. He is the author of Business Competition in Jewish Law, published by Bar-Ilan University Press. Professor Liebermann serves as the Dean of the Undergraduate and Graduate School of Business Administration at Netanya Academic College, Israel. He served formerly as a visiting faculty in the Business Administration Schools of University of Illinois, Chicago Circle, University of Washington in Seattle, and Baruch College, City University of New York.

Roger Lister received his Ph.D. from Oxford University. Currently Professor of Accounting and Finance at the University of Salford, Professor Lister has published more than 60 articles in refereed journals in his field, including a number of articles on Jewish business ethics issues. Professor Lister is a referee for the Economic Journal, the Journal of Business Finance and Accounting, and Business History, and reviews for Blackwell, Holt Rinehart, and Macmillan and ESRC.

Asher Meir received his Ph.D. in Economics from the Massachusetts Institute of Technology and his rabbinical ordination from the Israeli Chief Rabbinate. He is a Senior Lecturer at the Jerusalem College of Technology, and is in charge of the Jewish ethics curriculum in the MBA program at the School. He also serves as Research Director of the Business Ethics Center of Jerusalem. Dr. Meir writes a weekly newspaper column on topics of ethics in business and economics, and a weekly internet column, The Jewish Ethicist, examining everyday ethical dilemmas from the standpoint of Jewish tradition. Dr. Meir’s books include The Jewish Ethicist and Meaning in Mitzvot.

Leon M. Metzger, Associate Editor of Judaism and Economics, is an adjunct professor and lecturer at Columbia, New York, and Yale Universities, where he teaches alternative investment management courses. He has also taught that course at Cornell and the University of Pennsylvania, and has agreed to teach it at Tel Aviv University. Metzger has also taught economics courses at Yeshiva (p. xiv) University. A dayyan (arbitration judge) for the Beth Din of America, expert witness, and consultant on financial services matters, he was associated with Paloma Partners Management Company for 18 years, most recently as its vice chairman and chief administrative officer. Metzger has testified before Congress on capital markets, alternative investments, and operational controls, and has appeared as an expert on valuations and alternative investments before various government agencies. The New York Times has profiled his hedge funds course. He holds an MBA from Harvard and a BS in economics from Wharton. Metzger also studied at Kol-Tora Rabbinical College in Jerusalem and Yeshiva R.S.R. Hirsch in New York.

Moses L. Pava is Professor of Accounting and Alvin Einbender Professor of Business Ethics at the Sy Syms School of Business of Yeshiva University, where he has taught for the past 20 years. His research interests include business ethics, the interface between religion and ethics, corporate accountability, and corporate sustainability. He is the author of several books and scores of articles including “Leading With Meaning: Using Covenantal Leadership to Build Better Organizations.” He is on the editorial board of Business Ethics Quarterly and Journal of Business Ethics.

Jonas Prager is an associate professor of economics in the department of economics, faculty of arts and sciences, New York University, New York City. Professor Prager received his Ph.D. from Columbia University in 1964 and his rabbinical ordination from the Rabbi Isaac Elchanan Theological Seminary of Yeshiva University in 5757 (1997). His research interests encompass privatization issues, regulation of financial institutions, and Jewish law. Among his major publications are Fundamentals of Money, Banking, and Financial Institutions (1982, 1987) and Applied Microeconomics: an Intermediate Text (1993) as well as many scholarly and popular journal articles.

Larry Rabinovich received his law degree from New York University. A partner at the law firm of Schindel, Farman, Lipsius, Gardner & Rabinovich of New York City, his research interest and published scholarship is in the area of economic history as reflected in the responsa literature and other Jewish legal writings. Mr. Rabinovich currently serves as Treasurer of the Jewish Law Association.

Dani Rapp is Associate Dean of Undergraduate Jewish Studies and Assistant Professor of Talmud at Yeshiva University. He also serves, on an ad hoc basis, on the Bet Din (rabbinical court) of the Rabbinical Council of America, adjudicating disputes in monetary matters. Rabbi Rapp received ordination from the Rabbi Isaac Elchanan Theological Seminary, an affiliate of Yeshiva University. He earned his JD from Columbia University’s School of Law and is a member of the New York State Bar.

(p. xv) Edward Reichman is Associate Professor of Emergency Medicine and Associate Professor of Philosophy and History of Medicine at the Albert Einstein College of Medicine of Yeshiva University, where he teaches clinical medicine and Jewish medical ethics. He received his rabbinic ordination from the Rabbi Isaac Elchanan Theological Seminary of Yeshiva University and writes and lectures widely in the field of Jewish medical ethics. He is the recipient of a Kornfeld Foundation Fellowship and the Rubinstein Prize in Medical Ethics. He has served on the advisory boards of the New York Organ Donor Network, the Institute for Genetics and Public Policy, and the Halakhic Organ Donor Society. His research is devoted to the interrelationship between medical history and Jewish law.

Yosef Rivlin is Professor of Talmud at Bar-Ilan University. Professor Rivlin has published widely in the areas of Jewish family law; Cairo Geniza legal documents; wills and inheritance; and bills and contracts in Jewish law. The author of five books and more than seventy articles, Professor Rivlin’s books include Jonah with commentary of Rabbi Elijah of Vilna (Hebrew: Sefer Yona, Be’ur Ha’gra), Bnei-Berak, 1986; 1995 (second edition); Kol Ha’tor (Hebrew; by R. Hillel Rivlin from Shklov), Bnei-Berak, 1994; Bills and Contracts from Lucena, Ramat-Gan, 1995. [Translated into German: Judentum 64]; Inheritance and Wills in Jewish Law, Ramat-Gan, 1999; and The Poems of R. Yoshe–Berit Avot Biwsarat Eliyahu, Jerusalem 2004.

Jacob Rosenberg, former Chair of the Department of Economics at Bar Ilan University and the Rector of the College of Management in Israel, received his D.Sc. in Economics from the Technion, Israel Institute of Technology. His research interests are in the areas of macroeconomics, law and economics, and economics and politics. Professor Rosenberg has published more than fifty articles in refereed journals on these topics. His books include Introduction to Economics with Examples and Applications from the Israeli Economy (with S. Eckstein, M. Syrquin, and M. Ungar), Tel-Aviv: University Publications, 1979 (in Hebrew); Introduction to Macroeconomics, Tel-Aviv: The Open University, 1980 (in Hebrew), and Introduction to Macroeconomics, Revised Edition (with A. Nachmias and G. Ofer), Tel-Aviv: The Open University, 2000 (in Hebrew). Professor Rosenberg was a pioneer in applying the methods and models of economic analysis of law to Jewish law and a significant number of his contributions are in this area.

Fred Rosner, MD, FACP, is director of the Department of Medicine of the Queens Hospital Center in Jamaica, New York, a major teaching campus of New York’s Mt. Sinai School of Medicine, where he serves as professor of medicine. He is a Diplomat of the American Board of Internal Medicine and a Fellow of the American College of Physicians. He is also visiting professor of medicine at his alma mater, the Albert Einstein College of Medicine of Yeshiva University. Dr. Rosner is the recipient of the American Medical Association’s Isaac Hays, MD and John Bell, MD Award for Leadership in Ethics and Professionalism; the Maimonides Award from the Michael Reese Medical Center and Chicago College of Jewish Studies for (p. xvi) Notable Contributions to the Field of Medicine and Judaica; the Bernard Revel Memorial Award from the Yeshiva College Alumni Association for Distinguished Achievement in the Arts & Sciences; the Maimonides Award of Wisconsin for Distinguished and Extraordinary Service to Learning & Science; a medal from the Ben-Gurion University in Beersheba; and the Lawrence D. Redway Award for Excellence in Medical Writing from the Medical Society of New York. Listed in a number of prestigious Who’s Who publications, Dr. Rosner is an international authority and lecturer on medical ethics. He has helped found and serves on a number of bioethics committees; he reviews manuscripts for and serves on the editorial board of a number of professional medical journals. He has published thirty-six books, written chapters by invitation in several dozen books; his bibliography has nearly nine hundred items. He is author of six widely acclaimed books on Jewish medical ethics, including Modern Medicine and Jewish Ethics (Ktav, 1991), Medicine and Jewish Law I and II (Jason Aronson, 1990 and 1993), and Pioneers in Jewish Medical Ethics (Jason Aronson, 1997). Other books include: an English translation of Julius Preuss’s classical reference work Biblical and Talmudic Medicine (reprinted in 1993); the Encyclopedia of Medicine in the Bible and the Talmud (Jason Aronson, 1999); and many books on the great Torah authority and physician Moses Maimonides, including a Medical Encyclopedia of Moses Maimonides (Jason Aronson, 1998).

Daniel Schiffman is a lecturer in the Department of Economics and Business Administration at Ariel University Center. He received his B.A. in Economics at New York University, and his M.A. and Ph.D. in Economics at Columbia University. Dr. Schiffman’s research interests are history of economic thought and economic history. His publications include “Shattered Rails, Ruined Credit: Financial Fragility and Railroad Operations in the Great Depression” (Journal of Economic History, 2003), “The Valuation of Coins in Medieval Jewish Jurisprudence” (Journal of the History of Economic Thought, 2005), and “Rabbinical Perspectives on Money in Seventeenth Century Ottoman Egypt” (European Journal of the History of Economic Thought, forthcoming 2010).

Lawrence H. Schiffman is Chairman of New York University’s Skirball Department of Hebrew and Judaic Studies and serves as Ethel and Irvin A. Edelman Professor of Hebrew and Judaic Studies. He is also a member of the University’s Centers for Ancient Studies and Near Eastern Studies. He is a past president of the Association for Jewish Studies. Professor Schiffman received his B.A., M.A., and Ph.D. degrees from the Department of Near Eastern and Judaic Studies at Brandeis University. He is a specialist in the Dead Sea Scrolls, Judaism in Late Antiquity, the history of Jewish law, and Talmudic literature. He served as co-editor-in-chief of the Oxford Encyclopedia of the Dead Sea Scrolls (2000). In 1991, he was appointed to the team publishing the scrolls in the Oxford series, Discoveries in the Judean Desert. His publications include The Halakhah at Qumran (E. J. Brill, 1975); Sectarian Law in the Dead Sea Scrolls: Courts, Testimony, and the Penal Code (Scholars Press, 1983); (p. xvii) Who Was a Jew? Rabbinic Perspectives on the Jewish-Christian Schism (Ktav, 1985); From Text to Tradition: A History of Second Temple and Rabbinic Judaism (Ktav, 1991); a Hebrew book entitled Halakhah, Halikhah u-Meshihiyut be-Khat Midbar Yehudah (Law, Custom, and Messianism in the Dead Sea Sect) (Merkaz Shazar, 1993); the jointly authored monograph, Hebrew and Aramaic Magical Texts from the Cairo Genizah (Sheffield, 1992); Reclaiming the Dead Sea Scrolls (Jewish Publication Society, 1994; Doubleday paperback, in the Anchor Research Library, 1995);Texts and Traditions: A Source Reader for the Study of Second Temple and Rabbinic Judaism (Ktav, 1998); The Courtyards of the House of the Lord: Studies on the Temple Scroll (Brill, 2009); and almost 200 articles on the Dead Sea Scrolls and Rabbinic Judaism.

Keith Sharfman is Professor of Law & Associate Director of Bankruptcy Studies at St. John’s University School of Law. He has also taught at Cornell Law School and Florida State University College of Law as a visiting professor, and at Marquette University Law School and Rutgers University School of Law as a tenured professor. His teaching and research interests are in antitrust, bankruptcy, contracts, corporate finance, corporate reorganization, Jewish law, law and economics, and legal valuation, and he has published extensively in all of these areas. He also serves as co-advisor to the American Bankruptcy Institute Law Review, as a member of the editorial advisory board of the American Bankruptcy Law Journal, and as Chairman and a member of the executive board of the Association of American Law Schools’ Section on Jewish Law.

Michael Szenberg is Distinguished Professor of Economics at the Lubin School of Business, Pace University, Co-editor-in-Chief of the economics series of handbooks by Oxford University Press, and Editor-in-Chief of The American Economist. He is author and editor of 13 books including the Economics of the Israeli Diamond Industry with an introduction by Milton Friedman, which received the Irving Fisher Monograph Award. He also authored numerous articles and encyclopedia entries.

Meir Tamari, a former Chief Economist in the Office of the Governor of the Bank of Israel and currently an international consultant, has published extensively in the areas of corporate finance, small firms, risk evaluation, and entrepreneurship. His major publication in these areas is Some International Comparisons of Industrial Financing (Gloucester, United Kingdom: Technicopy, 1977). A former senior Lecturer in Economics at Bar Ilan University, Tamari pioneered the introduction of a course in Jewish Business Ethics to the curriculum of the University. In 1992, Tamari founded the Center for Business Ethics and Social Responsibility on the campus of the Jerusalem College of Technology. Tamari’s major works on Jewish business ethics include: With All Your Possessions: Jewish Ethics and Economic Life (Northvale NJ: Jason Aronson, 1987) and Perspectives on Earning and Spending Money (Northvale, NJ: Jason Aronson, 1995).

(p. xviii) P.V. Viswanath, Professor of Finance at the Lubin School of Business, Pace University in New York, received his Ph.D. from the University of Chicago. He has published numerous articles in the areas of corporate finance and law and economics. Among his more recent publications on the economic aspects of Judaism are “Risk Sharing, Diversification and Moral Hazard in Roman Palestine: Evidence from Agricultural Contract Law,” The International Review of Law and Economics, November 2000, and (with Prof. Michael Szenberg) “Examining the Biblical Perspective on the Environment in a Costly Contracting Framework,” in Carmel Chiswick and Tikva Lehrer (eds.), Economics of Judaism, Bar Ilan University Press, 2007.

Ronald Warburg received rabbinic ordination from the Rabbi Isaac Elchanan Theological Seminary (an affiliate of Yeshiva University) and earned his doctorate (SJD) at the Hebrew University Faculty of Law. Widely published in refereed journals in the area of Jewish law, Dr. Warburg is dayyan (rabbinical judge) at the Beth Din of America, the largest Jewish law court in America. Dr. Warburg is also a research fellow at the Institute for Jewish Law at the Boston University School of Law and is a member of the editorial boards of The Jewish Law Annual and Tradition.

Jonathan Weiser (J.D., University of Pennsylvania, 2001; M.A., Education, American University, 1988) is a practicing attorney working in loan markets, high yield investment trading, and related areas. He is the author of Frumspeak: The First Dictionary of Yeshivish as well as articles concerning Jewish studies and linguistics in Ten Daa’t, and Tradition. He is currently working on a number of translations as well as on a study of Rashi’s use of French.

Avi Weiss earned his Ph.D. from The University of Chicago. He is a faculty member and former chairman of the department of economics at Bar Ilan University, and the former chief economist and deputy general director of the Israel Antitrust Authority. He is Associate Editor of the Economic Quarterly and Research Fellow at IZA, Bonn, Germany. He is also a partner in Israel’s largest economic consulting firm Giza, Singer and Even Ltd. Professor Weiss’ research interests are in the areas of industrial organization, labor and demographic economics, experimental economics and law and economics. Professor Weiss has published more than thirty articles in refereed academic journals in these areas.