Public Health Performance: A Model-Based Approach with John Gerring, Ruben Enikolopov and Julián Arévalo Democracy, Income, and Environmental Quality with Kevin Gallagher Democracy and Human Development with John Gerring and Rodrigo Alfaro Are Unitary Systems Better than Federal Systems? with John Gerring and Carola Moreno Are Parliamentary Systems Better? with John Gerring and Carola Moreno…