This paper examines a continuous-time intertemporal consumption and portfolio choice problem foran ambiguity-averse investor with multiple priors when the expected return of a risky asset isunobservable and follows a hidden Markov chain. The investor’s beliefs over investmentopportunities are...

This paper examines a continuous-time intertemporal consumption and portfoliochoice problem for an investor with Duffie and Epstein (1992a)’s recursive preferenceswho worries about model misspecification (model uncertainty) and wants toseek robust decision rules. The expected excess return of...

This paper studies conservative debt policies, focusing on firms with no debt (zeroleverage)or with extremely low debt. Examining an unbalanced panel of U.K. firms,we show that debt conservatism is a common, persistent yet puzzling empiricalregularity: nearly 10% of U.K. firms have zero leverage...

This paper investigates how firms adapt their innovation strategies to cope with constraints in national institutional environments. It is a comparative case study of Dutch and British dedicated biotechnology firms focusing on a particular type of strategy, the hybrid model. Patterns of skill...

Applying the framework of conditional event studies shows that equity issues reveal managers‟private information about stock mispricing, which investors only partially discount into stockprices at the seasoned equity offering (SEO) announcement date. Negative abnormal returnsoccur as prices...

“Production” and “transfer” of knowledge, and the role of institutions, are two major conceptual tenets of Innovation Systems (IS) literature, which flourished in the evolutionary stream of economics since the eighties of last century. Building on results of different disciplines, the...

The recent financial crisis has accentuated the fact that extreme outcomes have been overlookedand not dealt with adequately. While extreme value theories have existed for a long time, themultivariate variant is difficult to handle in the financial markets due to the prevalentheteroskedasticity...