Empirical Studies in Comparative Politics presents a collection of papers analyzing the political systems of ten nations. It intends to provoke a conscious effort to compare, and investigate, the public choice of comparative politics. There have been many publications by public choice scholars,...

In this article, we present two nonparametric trispectrum based tests for testing the hypothesis that an observed time series was generated by what we call a generalized Wiener process (GWP). Assuming the existence of a Weiner process for asset rates of return is critical to the Black- Scholes...