This paper provides a model of how media environments affect political polarization. We first develop a model of how media environments, characterized by their levels of accessibility and variety of content, interact with citizens' ideological views and attitudes and political motivation. We...

This paper introduces a family of multi-period poverty measures derived from commonly used static poverty measures. Our measures trade-off poverty levels and changes (gains and losses) over time, and are consistent with loss aversion. We characterize the partial ranking over income dynamics...