We construct a new indicator of de facto financial integration in the EU. The resulting indicator is pro-cyclical as it evolves along the cyclical pattern of economic activity in the European Union. It is then appended to a set of relevant financial and macroeconomic variables, within a FAVAR...

This paper presents detailed insights into the microstructural characteristics of several African Lower and Lower-Middle Income Countries (LLMICs) foreign exchange markets and the implications of these characteristics for macroeconomic management. It draws on 13 semi-structured interviews with...

This paper investigates the determinants of nominal exchange rates, their volatility, and crash risk in Africa's lower and lower-middle income countries (LLMICs). It combines macro-panel estimations for 15 African LLMICs with floating or lightly managed exchange rates, with insights from 13...

Long shunned as slow and ill timed, the response to the Covid-19 pandemic initiated a reassessment of fiscal policy as stabilisation tool. At the same time, there is ample evidence that major economic downturns produce lasting effects on real GDP in spite of active fiscal policy interventions....

We propose and solve an optimal vaccination problem within a deterministic compartmental model of SIRS type: the immunized population can become susceptible again, e.g. because of a not complete immunization power of the vaccine. A social planner thus aims at reducing the number of susceptible...