In the COVID-19 pandemic, governments have, among other measures, mandated the use of COVID certificates to prove vaccination, recovery or a recent negative test, and have required individuals to show certificates to access shops, restaurants, and education or workplaces. While arguments for and...

Telemedicine can expand access to health care at relatively low cost. Historically, however, demand for telemedicine has remained low. Using administrative records and a difference-in-differences methodology, we estimate the change in demand for telemedicine experienced after the onset of the...

Results-based aid (RBA) models link funds to outcomes, rather than paying for inputs. Despite their theoretical appeal and recent adoption by donors and multilateral development banks, there is limited empirical evidence supporting this form of aid for national governments. We estimate the...

Do individuals trust experts' advice? Does the sector represented by these experts matter for trust and compliance? Do individuals prefer the public or the private sector for large-scale responses to events such as the pandemic? We answer these questions by means of a large-scale survey on a...

This paper examines the effects of globalisation on the pace of governments implementing international travel restrictions during the recent coronavirus pandemic. We find that more globalised countries experienced a longer delay in implementing international travel restriction policies with...

This paper assesses the effects of different health conditions on happiness. Based on a large data set for Latin America, the effects of different conditions are examined across age, gender, and income cohorts. Anxiety and pain have stronger effects than physical problems, likely because people...