Analyzing data on all U.S. employers in a cohort of entering firms, we document a highly skewed size distribution, such that the largest 5% account for over half of cohort employment at firm birth and more than two-thirds at firm age 7. Little of the size variation is accounted for by industry...

We estimate differences in innovation behavior between foreign versus U.S.-born entrepreneurs in high-tech industries. Our data come from the Annual Survey of Entrepreneurs, a random sample of firms with detailed information on owner characteristics and innovation activities. We find uniformly...

This paper estimates the relative multi-factor productivity (MFP) of privatized and state-owned enterprises using a long panel on all initially state-owned manufacturing firms in Ukraine. The large size and length of the time series in the data permit us to track the privatization process and to...

The "big-bang" liberalization of the inefficient Russian economy in 1992 provides a fruitful setting for analyzing the impact of several dimensions of market competition and other factors on enterprise efficiency. We analyze 1992-1998 panel data on 14,961 enterprises covering 75 percent of...

We investigate whether competitive forces and privatization have yet began to play an efficiency-enhancing role in Russia. We also explore the economic effects of harder budget constraints on enterprise behavior. The empirical work is based on a large enterprise panel of Russian firms 1990-94,...