Summary The most widespread active labour market program in Germany is the so-called ‘One-Euro- Job’. Participants carry out social activities like caring for the elderly, city cleaning or environmental activities. The principal objective is to improve or maintain the employability of...

Abstract The before-and-after study with multiple unaffected control groups is widely applied to study treatment effects. The current methods usually assume that the control groups’ differences between the before and after periods, i.e. the group time effects, follow a normal distribution....

Abstract This paper discusses identification and estimation of causal intensive margin effects. The causal intensive margin effect is defined as the treatment effect on the outcome of individuals with a positive outcome irrespective of whether they are treated or not, and is of interest for...

Purpose – The US Medicare Modernization Act of 2003 introduced optional prescription drug coverage, beginning in 2006, widely known as Medicare Part D. This paper uses up-to-date nationally representative survey data to investigate the impact of Part D not only on drug spending and...

Purpose – The purpose of this paper is to study the relationship between reporting a loss and changes in board quality. Low quality corporate governance is associated with adverse accounting outcomes and is characterised by the lack of non-executive and independent directors on the board....

Purpose This paper aims to investigate the causal inferences between mobile application adoption and changes in travelers’ purchasing behavior regarding services supported by the travel and tourism industry. Design/methodology/approach Using a quasi-experiment conducted by an airline, data...

Purpose – This paper aims to study the impact of a significant negative shock (the reporting of an initial loss) on the stickiness of corporate governance. This paper examines whether corporate governance changes in response to the reporting of an initial loss and also whether ex ante...