Determining whether an individual money manager's success encompasses any skill is a difficult task. Long financial streaks – successive years in which fund managers are able to outperform the S&P 500 index – can provide new insight into determining whether differential skill plays a role in...

We investigate the possibility of completing financial markets in a model with no exogenous probability measure and market imperfections. A necessary and sufficient condition is obtained for such an extension to be possible

A Linear Pricing Rule is established for the No Strong Arbitrage Principle (NSAP) in a finite state, single period asset pricing model. The (NSAP) condition is a statement about the inconsistency of a particular system of linear inequalities. The novelty here lies in the use of the...

Market clichés assert that markets take escalators up and elevators down. The observation suggests differentiating models for up and down moves. Non-diffusive models allow for this and we model the move as the difference of two independent mean reverting increasing processes driven by gamma...

In this paper I build a continuous time model of a complete financial market with $N$ heterogeneous agents whose constant relative risk aversion (CRRA) preferences differ in their level of risk aversion. I find that preference heterogeneity is able to replicate a high market price of risk and a...