We study online demand fulfillment in sparse networks with arbitrary numbers of resources and request types, and positive Generalized Capacity Gaps (GCG) introduced by Shi et al.(2016). We show that such a sparse network with limited flexibility is both necessary and sufficient to achieve...

We examine reported productivity changes of workers over the course of the Covid-19 pandemic, which we validate against external metrics. On average, workers report being at least as productive as before the pandemic’s onset. However, this average masks substantial heterogeneity, which is...

We examine reported productivity changes of workers over the course of the Covid-19 pandemic, which we validate against external metrics. On average, workers report being at least as productive as before the pandemic's onset. However, this average masks substantial heterogeneity, which is linked...

We examine self-reported productivity of home workers during lockdown using survey data from the UK. On average, workers report being as productive as at the beginning of the year, before the pandemic. However, this average masks substantial differences across sectors, by working from home...