This paper aims to study the impact of macroeconomic announcements on stock returns. More specifically, it intends to measure the average response of the French stock market and to provide some theoretical explanations regarding the sources of this reaction. Using intraday data, the study shows...

In this study, we attempt to shed some light on the effects of SWF investment activities by analyzing the short-term impact of SWF investments on the performance of those companies in which they invest. We collect both direct and indirect data on equity investments for each SWF. The sample...

This paper investigates the relative importance of different types of news in driving significant stock price changes of firms in the defense industry. We implement a systematic event study with a sample of the 58 largest publicly listed companies in the defense industry, over the time period...

This paper aims to advance in the knowledge of the economic impacts of ISO 50001 certification on firms' performance. The study hypothesizes that ISO 50001 is associated with improvements in market value of firms. We employ, on one hand, event study methodology for a sample of 40 companies...

In this paper, we examine the stock market reaction to industrial disasters. We consider an original sample of 64 explosions in chemical plants and refineries worldwide over the period 1990-2005. A quarter of the accidents resulted in a toxic release, and half of them caused at least one death...

We survey the phenomenon of the growth of firms drawing on literature from economics, management and sociology. We begin with a review of empirical "stylised facts" before discussing theoretical contributions. Firm growth is characterized by a predominant stochastic element, making it difficult...

L'étude de trajectoires historiques de 15 cas montre que la stratégie agricole est encore influencée par les références au modèle dominant qui conditionne la vision du dirigeant et la difficulté managériale des diversifications. On constate néanmoins que les entreprenants parviennent à...

During the last decade the air transport market was marked by the emergence and development of the low cost carriers (LCCs). The LCCs market share in Europe was indeed multiplied by 3 in 4 years, going from 5% in 2002 to 16% in 2006. This major change in the air transport market has strongly...