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The novel Coronavirus Disease 2019 (COVID-19) is a global pandemic that has infected at least 1.2 million people and … caused more than 67,000 deaths worldwide. The Philippines has recorded 3,764 confirmed cases and 177 deaths as of April 7 … to limit population movement and curb the spread of the epidemic. Based on our disease transmission model, we project …
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) to evaluate the effects of vaccinations and variants on the epidemic and macroeconomic outlook. Vaccination plays the …, increasing the volatility of epidemic curves and worsening the macroeconomic outlook. If a more contagious variant emerges after …
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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...
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Countries restrict the overall extent of international travel and migration to balance the expected costs and benefits of mobility. Given the ever-present threat of new, future pandemics, how should permanent restrictions on mobility respond? A simple theoretical framework predicts that reduced...
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