In bad times, uncertainty is high, so that investors find it more difficult to assess the prospects of the firms they invest in. Learning models suggest that in such times investors should, everything else equal, value informative signals such as analyst forecasts and recommendations more than...

This paper investigates the dynamic relation between market-wide trading activity and returns in 46 markets. Many stock markets exhibit a strong positive relation between turnover and past returns. These findings stand up in the face of various controls for volatility, alternative definitions...

Despite the disappearance of formal barriers to international investment across countries, we find that the average home bias of U.S. investors towards the 46 countries with the largest equity markets did not fall from 1994 to 2004 when countries are equally weighted but fell when countries are...

Over the last twenty years, the consensus view of systemic risk in the financial system that emerged in response to the banking crises of the 1930s and before has lost much of its relevance. This view held that the main systemic problem is runs on solvent banks leading to bank panics. But...

Assets managed by hedge funds have grown faster over the last ten years than assets managed by mutual funds. Hedge funds and mutual funds perform the same economic function, but hedge funds are largely unregulated while mutual funds are tightly regulated. This paper compares the organization,...

This paper develops and tests a model of how country characteristics, such as legal protections for minority investors, and the level of economic and financial development, influence firms’ costs and benefits in implementing measures to improve their own governance and transparency. The model...

The average cash to assets ratio for U.S. industrial firms increases by 129% from 1980 to 2004. Because of this increase in the average cash ratio, firms at the end of the sample period can pay back all of their debt obligations with their cash holdings, so that the average firm has no leverage...

Merton Miller was at the center of the transformation of academic finance from a descriptive field to a science. His principal contribution to this transformation was the introduction of arbitrage arguments which underlie most theoretical contributions in finance and remain central to the way...

For many countries, the most significant barriers to trade in financial assets have been knocked down. Yet, the financial world is not flat because poor governance prevents firms from being widely held and from taking full advantage of financial globalization. Poor governance has implications...

This paper discusses the extent to which derivatives pose threats to firms and to the economy. After reviewing the derivatives markets and putting in perspective the various measures of the size of these markets, the paper shows who uses derivatives and why. The difficulties firms face in...