The U.S. agency mortgage backed securities (MBS) market is deep and highly liquid, yet modeling MBS is extremely challenging. This paper applies market participants' desired requirements for a good pricing model to MBS pricing models provided by six of the top MBS dealers. We find that five out...

This article studies the relative investment performance of several stock-valuation measures. The first is mispricing based on the valuation model developed by Bakshe and Chen (1998)and extended by Dong (1998) (hereafter, the BCD model). The BCD model relates, in closed form, a stock's fair...

This paper provides a model for valuing stocks that takes into account the stochastic processes for earnings and interest rates. Our analysis differs from past research of this type in being applicable to stocks that have a positive probability of zero or negative earnings. By avoiding the...

Substantial progress has been made in extending the Black-Scholes model to incorporate such features as stochastic volatility, stochastic interest rates and jumps.On the empirical front, however, it is not yet known whether and by how much each generalized feature will improve option pricing and...

One aim of Viability Theory is to regulate evolutions under uncertainty in order not only to reach a target in finite time, but also to fulfill constraints (known as viability) until this time. Within the framework of finance, in the case of replicating portfolios, the target is defined by the...

As is well known, the classic Black­Scholes option pricing model assumes that returns follow Brownian motion. It is widely recognized that return processes differ from this benchmark in at least three important ways. First, asset prices jump, leading to non­normal return innovations. Second,...

We study option market design by providing a theoretical motivation and comprehensive empirical analysis of two fundamentally different option market structures, the Eurex derivatives exchange and Euwax, the world’s largest market for bank-issued options. These markets exist side-by- side,...

A front page Sunday New York Times article on a potential development of new drugs to cure cancer caused the price of EntreMed (ENMD) stock to rise from 12.063 at the Friday close, to open at 85 and close near 52 on Monday. Trading volume was more than 400 times the normal trading volume, and...

This paper examines the likely impact of Capital Adequacy Directive (CAD) on European Securities markets, focusing in particular on the competitive consequences for institutions engaged in the trading of equity securities.

Proposals and recommendations have been made in a number of reports in an attempt to encourage firms to adopt of "best practice", as identified by the Group of Thirty, through public disclosure requirements and rules for determining the amount of regulatory capital to support trading and...