Background In the last decade, network meta-analysis of randomized controlled trials has been introduced as an extension of pairwise meta-analysis. The advantage of network meta-analysis over standard pairwise meta-analysis is that it facilitates indirect comparisons of multiple interventions...

The impact of private equity firms on employment in their portfolio companies is a controversial topic widely discussed in academia and in practice in recent years. A large body of research has resulted from this debate. The studies are focused on different aspects of employment and are based on...

Aim: To carry out a systematic review of studies that have conducted economic evaluations on smoking relapse prevention interventions by critically appraising the quality of the methodology. Methods: All relevant articles were identified by searching three electronic databases MEDLINE, EMBASE,...

When properly implemented, Randomized Controlled Trials (RCT) can achieve a high degree of internal validity. Yet, if an RCT is to inform policy interventions that extend beyond the experimental population, it is critical to establish external validity. In this paper, we first present a...

We conducted a systematic review to identify policy interventions that improve education quality and student learning in developing countries. Relying on a theory of change typology, we highlight three main drivers of change of education quality: first, supply-side capability interventions that...

Preventable and treatable childhood diseases, notably acute respiratory infections and diarrhoeal diseases are the first and second leading causes of death and morbidity among young children in developing countries. The fact that a large proportion of child deaths are caused by these diseases is...

This study reviews the evidence on the impact of youth employment programs on labor market outcomes. The analysis looks at the effectiveness of various interventions and the factors that influence program performance including country context, targeted beneficiaries, program design and...

This study reviews the evidence on the labor market impact of youth employment programs. We analyze the effectiveness of interventions, and factors that influence program performance including country context, target beneficiaries, program design, implementation, and evaluation type. We identify...

OBJECTIVES: This systematic review and meta-analysis combined published study-level data and unpublished individual-participant data with the aim of quantifying the relation between long working hours and the onset of depressive symptoms. METHODS: We searched PubMed and Embase for published...