We consider the estimation of the effect of a treatment, using panel data where groups of units are exposed to different doses of the treatment at different times. We consider two sets of parameters of interest. The first are the average effects of having changed treatment for the first time...

This paper assesses the mitigating role of remittances during the adverse COVID-19 employment shock on Nigeria’s food insecurity. Based on pre-COVID-19 and post-COVID-19 surveys, we use a difference-in-difference approach while controlling for time and household fixed effects. Results indicate...

We evaluate the efficacy of the Secondary Market Corporate Credit Facility (SMCCF), a program designed to stabilize the corporate bond market in the wake of the COVID-19 shock. The Fed announced the SMCCF on March 23 and expanded the program on April 9. Regression discontinuity estimates imply...