How should new securities be designed? Traditional theories have little to say on this: the literature on capital structure and general equilibrium theories with incomplete markets take the securities firms issue as exogenous. This paper explicitly incorporates the transaction costs of issuing...

The returns of assets that are traded on financial markets are more volatile than the returns offered by intermediaries such as banks and insurance companies. This suggests that individual investors are exposed to more risk in countries which rely heavily on financial markets. In the absence of...

The returns of assets that are traded on financial markets are more volatile than the returns offered by intermediaries such as banks and insurance companies. This suggests that individual investors are exposed to more risk in countries which rely heavily on financial markets. In the absence of...

Prior to the Securities Exchange Act of 1934, manipulation of stock prices was an issue of great concern. The Act reduced the possibilities for manipulation by, among other things, making it illegal for a manager to sell short his firm’s shares or for false information about a firm to be...

There is a wide variation in the structure of financial systems in different countries. We compare two idealized polar extremes. In one, which we refer to as the "German model," banks and other intermediaries predominate. In the other, which we refer to as the "U.S. model," financial markets...

Traditional theories of asset pricing assume there is a complete market participation, in the sense that all investors participate in all markets. In that case, preferences shocks typically have only a small effect on asset prices and are not an important determinant of asset price volatility....

A welfare analysis of a simple noisy rational expectations model is carried out. It is shown that the more information prices convey, the worse off everybody can be. However, the equilibrium where everybody is uninformed may not be Pareto optimal: imposing a tax on information gathering which...