We empirically measure the effects of increasing competition on equilibrium bidding in procurement auctions In common-value auctions the winner's curse counsels more conservative bidding as the number of competitors increases First we estimate the structural parameters of an equilibrium bidding...

Retail clinics are an innovation that has the potential to improve competition in health care markets. We use the universe of emergency room (ER) visits in New Jersey from 2006-2014 to examine the impact of retail clinics on ER usage. We find significant effects of retail clinics on ER visits...

In this paper the sequence of winning bids in the public auction of used cars in New Jersey is examined for the presence of price anomalies. Unlike many studies of heterogeneous objects where the effect of the order of sale on the price may not be credibly identified, the effect of the order is...

Using Current Population Survey (CPS) data from 1989 to 1999, we examine the impact of family cap policies, which deny incremental welfare benefits, on out-of-wedlock birth rates. We use the first five states that were granted waivers from the Department of Health and Human Services to implement...

Despite a strong interest in entrepreneurship, economists have devoted little attention to the role of health insurance availability. I investigate the impact of a unique policy experiment - New Jersey's Individual Health Coverage Plan - on self-employment. Implemented in August 1993, the IHCP...

The paper studies the dynamics of firm growth and firm size distributions in the pharmaceutical industry from 1950 to 2003 and in the biotechnology industry from the early 1980's to 2003. Growth dynamics are studied in the context of how the size composition of firms changes, how innovation...