This study searches for economic and political events that may explain the episodic nonlinearities detected in the returns series of the Chilean stock market index. This methodology is a reverse form of event study. After applying the Hinich portmanteau bicorrelation test to detect episodes of...

We use the Hinich portmanteau bicorrelation test to detect for the adequacy of using GARCH (Generalized Autoregressive Conditional Heteroscedasticity) as the data-generating process to model conditional volatility of stock market index rates of return in 13 emerging economies. We find that a...

This letter applies the Hinich portmanteau bicorrelation test jointly with the windowed testing procedure to detect nonlinear behaviour in the rate of returns series for seven Latin American stock market indices. Our results suggest that the nonlinear serial dependencies are episodic in nature....

This article departs from the traditional analysis of the effects of risk aversion in entrepreneurship to study the determinants of entrepreneurial risk aversion in developing a new venture and becoming an entrepreneur. We took fear of failing as a proxy for risk aversion and applied our...