Consumption risk sharing and self-insurance across provinces in China: 1952–2008

This paper investigates the extent to which idiosyncratic shocks to the permanent income of various provinces in China were mitigated through the channel of provincial risk-sharing during 1952–2008. Taking into account the possibility of self-insurance through saving, we find that provinces in China shared roughly 38% of their idiosyncratic output shocks during the entire sample period. In particular, we show that conventional risk-sharing …