We apply several recently proposed tests for structural breaks in conditional variance and covariance dynamics. The tests apply to both the class of ARCH and SV type processes and allow for long memory features. We also apply them to data-driven volatility estimators using high-frequency data...

We study how product market interactions affect investment. We use reductions of import tariffs to examine how incumbents modify investment when the threat of rivals' entry intensifies. Incumbents reduce investment by 7.2% in response to higher entry threat. Consistent with a strategic behavior,...

Political activism positively affects firm innovation. Firms that support more politicians, politicians on Congressional committees with jurisdictional authority over the firms' industries and politicians who join those committees innovate more. We employ instrumental variables estimation and a...

We study whether R&D-intensive firms are more resilient to trade shocks. We correct for the endogeneity of R&D using tax-induced changes to R&D cost. While rising imports from China lead to slower sales growth and lower profitability, these effects are significantly smaller for firms with a...

We study how managers respond to hurricane events when their firms are located in the neighborhood of the disaster area. We find that the sudden shock to the perceived liquidity risk leads managers to increase corporate cash holdings and to express more concerns about hurricane risk in...

Pour une entreprise, le maintien d’une croissance soutenue pendant une longue période est délicat. Il suppose, outre des conditions de marché favorables, un pilotage du rythme de développement adapté aux contraintes financières.

French Abstract: Depuis les travaux précurseurs de Watts et Zimmerman (1979) et DeAngelo (1981), la qualité de l'audit demeure un concept difficile à opérationnaliser et l'évaluation de ses conséquences économiques reste présente. Dans un contexte d'audit conjoint, cette recherche...

Our purpose is to explore an alternative way to give new foundations to the theory of corporate finance and governance. The definition we give of corporate finance considers capital-budgeting as central. The shortcomings of the contract theory of the firm result in proposing new foundations to...

This article tries to explain the influence of privatization on the decision making process, especially in terms of investments through the corporate governance theory. In this perspective we suggest a conceptual framework based on the analysis of disciplinary mechanisms and their dynamic as a...