This paper analyzes the interaction of international migration of high-skilled labor and relative wage income between source and destination economies of expatriates. We develop an overlapping-generations model with increasing returns which suggests that international integration of the market...

This paper argues that international migration of high-skilled workers triggers productivity effects at the macro level such that the wage rate of skilled workers may well rise in host countries and decline in source countries. We exploit a recent data set on international bilateral migration...

This paper analyzes the interaction between migration of high-skilled labor and publicly financed investment. We develop a theoretical model with multiple, ex ante identical jurisdictions where individuals decide on education and subsequent emigration. Migration decisions are based on...

The challenges posed by the COVID-19 pandemic have prompted scientists from different fields to evaluate whether the use of immunity certificates would allow for a safer and faster return to normality. This policy has been recently implemented by Israel (Green Pass) and similar legislation is...

Behavioural responses to pandemics are less shaped by actual mortality or hospitalization risks than they are by risk attitudes. We explore human mobility patterns as a measure of behavioural responses during the COVID-19 pandemic. Our results indicate a strong negative relationship between...

Although science has been an incredibly powerful and revolutionary force, it is not clear whether science is suited to performance under pressure; generally, science achieves best in its usual comfort zone of patience, caution, and slowness. But if science is organized knowledge and acts as a...

Pandemics and the reactions to pandemics increase the general problem of scarcity. Scarcity induced trade-offs are particularly relevant for countries in Sub-Saharan Africa as (1) the region suffers from numerous other diseases whose death toll may increase substantially due to lockdowns, (2)...