Chong, Alberto; Hentschel, Jesko; Saavedra-Chanduví, Jaime - Inter-American Development Bank - 2004
Using panel data for Peru for the period 1994-2000, we find that when households receive two or more services jointly, the welfare increases of the household, as measured by changes in consumption, are larger than when services are provided separately. Such an increase appears to be more than...