296 CO N T RI BU TO R S
as well as a research associate of the National Bureau of Economic Re-
search and the Centre for Economic Policy Research, and a Fellow of the
Econometric Society and the American Academy of Arts and Sciences.
He received his PhD in economics from MIT and a Dr. oec. h.c. from the
University of St. Gallen.
William Jack is an associate professor of economics at Georgetown Uni-
versity. He has held positions at the IMF, the Joint Committee on Taxa-
tion at the U.S. Congress, the Australian National University, and the
University of Sydney. His research interests include micro development,
public fi nance, applied microeconomic theory, and health economics. He
holds a DPhil from Oxford University.
Joosung Jun is a Professor of Economics at Ewha Womans University,
Korea. He is also a member of the Presidential Council on National
Economy and a former president of the Korean Association of Public Fi-
nance. He was previously an Assistant Professor at Yale University and a
Faculty Research Fellow at the National Bureau of Economic Research.
Jun received his PhD in economics from Harvard University.
Sergei Koulayev is an economist at the Federal Reserve Bank of Boston,
where he is working on problems of house hold fi nance. His other research
interests include identifi cation and estimation of the models of product
search. His chapter in this book was written while he was a PhD student at
Columbia University, New York. He received his MA in economics at New
Economic School, Moscow, and his BA from Moscow State University.
José Teófi is presently Secretary of Finance in the state of lo Oliveira
Espírito Santo, Brazil. Mr. Oliveira has an MS and PhD degree from Pur-
due University (1972– 1976) and was Assistant Professor at the Depart-
ment of Economics, University of São Paulo, Brazil, from 1972 to 1999.
M. Govinda Rao is Director, National Institute of Public Finance and
Policy. He is also a Member of the Economic Advisory Council to the
Prime Minister of India. Prior to this, he was Director, Institute for Social
and Economic Change, Bangalore (1998– 2002) and Fellow, Research
School of Pacifi c and Asian Studies, Australian National University. Dr.
Rao’s research interests include fi scal policy, tax policy and reforms, pub-
lic expenditure effi scal decentralization and ciency and management, fi