We develop a real options model of Ramp;D valuation that takes into account the uncertainty in the quality (or efficacy) of the research output, the time and cost to completion, and the market demand for the Ramp;D output. The model is then applied to study the problem of pharmaceutical...

This paper produces endogenous equity market non-participation in an economy with uninsurable labor income risk and heterogeneous skill levels. Prudence and impatience generate stationary household wealth levels that depend on income. Skill, and therefore labor income, heterogeneity leads to...

In historical testing, valuation-indifferent weighting applied to U.S. and global equities has produced statistically significant and economically large outperformance when compared with traditional capitalization-weighted benchmarks. In this article, the authors apply valuation-indifferent...

In this paper I study computational procedures of finding the set of payoff achieved in an equilibrium of a risk sharing Kocherlakota (1996) game. Instead of using some procedure involving iterations on the sets using an APS operator, I interpret the game as a renegotiable contract and then...