How much unhappiness do puppet cities generate, and how does that interact with India's bunus:
Double the Unhappiness from the number of Cities, but Halve the Unhappiness from Population size.
Related to How much unhappiness is generated from cities and citizens?
Puppet cities cause the same amount of unhappiness as a city you build yourself. Only annexed cities (or cities in the process of being razed) have a different formula for unhappiness.
Sources: http://civilization.wikia.com/wiki/Happiness_%28Civ5%29#Unhappiness_Causes, http://www.carlsguides.com/strategy/civilization5/happiness.php, personal observations
