In a production economy with trade in financial markets motivated by the desire to share labor-income risk and to speculate, we show that speculation increases volatility of asset returns and investment growth, increases the equity risk premium, and reduces welfare. Regulatory measures, such as...

Implied correlation and variance risk premium stand out in predicting market returns. However, while the predictive ability of implied correlation lasts for up to a year, the variance risk premium predicts market returns only for one quarter ahead. Contrary to the accepted view, implied...

In this paper, we study the effect of proportional transaction costs on consumption-portfolio decisions and asset prices in a dynamic general equilibrium economy with a financial market that has a single-period bond and two risky stocks, one of which incurs the transaction cost. Our model has...

Our objective is to understand how financial innovation affects investors' optimal asset-allocation decisions and the economic mechanisms through which these decisions influence financial markets, welfare, and wealth inequality. We show that when some investors, such as households, are less...

We study the joint portfolio and information choice problem of institutional investors who are concerned about their performance relative to a benchmark. Benchmarking influences information choices through two distinct economic mechanisms. First, benchmarking reduces the number of shares in...

Because of non-traded human capital, real-world fi nancial markets are massively incomplete. The modeling of imperfect, dynamic financial markets is a wide-open and difficult field, as yet barely ploughed. Following Cox, Ross and Rubinstein (1979), who calculated the prices of derivative...

We develop an international financial market model in which domestic and foreign residents differ in their beliefs about the information content in public signals.We determine how informational advantages by domestic investors in the interpretation of home public signals impact equity markets....