In this study, we examine the impact of security analysts' monitoring and marketing functions on firms' market value. We postulate that security analysts' monitoring of corporate performance helps motivate managers, thus reducing the agency costs associated with the separation of ownership and...

Behavioral finance is the study of how psychology affects financial decision making and financial markets. A valuable resource for both academics and practitioners, this authoritative collection brings together the main works in both psychology and finance, dealing with the debate between...

Many people believe the yield enhancement produced by covered options writing is the trading world's version of a free lunch. ...The writer of the call option agrees to sell a portion of the future upside appreciation of a long stock position; in exchange, the writer gains a one-time cash...

We develop a positive behavioral portfolio theory (BPT) and explore its implications for portfolio constrution and security design. The optimal portfolios of BPT investors resemble combinations of bonds and lotterly tickets consistent with Friedman and Savage's (1948) observation. We compare the...

The Cox, Ross, and Rubinstein binomial model is generalized to the multinomial case. Limits are investigated and shown to yield the Black-Scholes formula in the case of continuous sample paths for a wide variety of complete market structures. In the discontinuous case a Merton-type formula is...