Difference in differences require that 0% of observations are treated in the control group and during period 0 (no "always takers") and 100% in the treatment group in period 1 (no "never takers"). Sometimes, the treatment rate increases more in the treatment than in the control group but there...

We studied the effect of health events (accidents and chronic diseases) on the occupation probabilities at the individual level, while accounting for both correlated individual and time effects. Using difference-in-differences with exact matching estimators, we found that health events have a...

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...

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...

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...

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...

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...

Driven by Information Technologies (IT), universities are making in depth changes to the nature and form of learning processes, which are intended to better prepare students for entry into the labour market. In this paper, we focus on the evolution of students' use of IT in an institution...

This paper analyzes in a two-country model the impact of students' mobility on the country-specific level of higher educational quality. Individuals decide whether and where to study based on their individual ability and the implemented quality of education. We show that the mobility of students...

Purpose - This paper aims at measuring the potential role of the field of education and the fact of having worked during studies on the employability of the higher educated (ISCED 5-6) cohort targeted by the ET2020 graduates' employability benchmark. Design/methodology/approach - Using the same...