The Coronavirus disease (COVID-19) triggered a sharp contraction of economic activity across Asia and the Pacific. Policymakers adopted a 'whatever it takes' approach in their initial response, relying mainly on liquidity support to help firms survive the shock. This paper discusses how the...

The COVID-19 pandemic has posed challenges to emotional well-being of individuals. With 1582 respondents from the Health and Retirement Survey (HRS), this study investigates the heterogeneity in older adults’ vulnerability and examines the relationship between vulnerability types, aging...

We consider a model of network interactions where the outcome of a unit depends on the outcomes of the connected units. We determine the key network link, i.e., the network link whose removal results in the largest reduction in the aggregate outcomes, and provide a measure that quantifies the...

In response to the outbreak of coronavirus disease 2019 (COVID-19), there have been substantial variations in policy response and performance for disease control and prevention within and across nations. It remains unclear to what extent these variations may be explained by bureaucrats'...

The Coronavirus Disease 2019 (COVID-19) pandemic is bringing about once-in-a-century changes to human society. Three key properties escalate the COVID-19 pandemic into a syndemic. To address this triple crisis, we discuss the importance of integrating early, targeted and coordinated public...

In response to the outbreak of coronavirus disease 2019 (COVID-19), there have been substantial variations in policy response and performance for disease control and prevention within and across nations. It remains unclear to what extent these variations may be explained by bureaucrats'...

Travel restrictions are often imposed to limit the spread of infectious diseases. As uniform restrictions can be inefficient and incur unnecessarily high costs, this paper examines the optimal design of restrictions that target specific travel routes. We propose a model with trade-offs between...

This paper investigates the associations between institution trust and public response to the COVID-19 outbreak. An Internet-based, cross-sectional survey was administered on January 29, 2020 to the epicenter Hubei province, China. A total of 4,393 adults who ≥18 years of age and residing or...

This paper models the local and cross-city transmissions of the novel coronavirus in Chinabetween January 19 and February 29 in 2020. We examine the role of various socioeconomicmediating factors, including public health measures that encourage social distancing in localcommunities. Weather...