In a model with robots, and automatable and complementary human tasks, we examine robot-labour substitutions and show how it they are influenced by a country's "innovation system". Substitution depends on demand and production elasticities, and other factors influenced by the innovation system....

We make use of longitudinal data for the Russian economy over 1994-2013 to obtain earnings and education information about parents and children. We estimate the intergenerational transmission of educational attainment and earning capacity and find high intergenerational correlation of earnings...

In an optimizing model of epidemics several externalities arise when agents shield to avoid infection. Optimizing behaviour delays herd immunity but also reduces overall infections to approximately the minimum consistent with herd immunity. For reasonable parameter values, and with no vaccine,...