.245
a	Comparing the performance of public and private water companies in the Asia and Pacific Region
b	: what a stochastic costs frontier shows, by Antonio Estache and Martin A. Rossi.
h	Book
.100
a	ESTACHE Antonio
.005
a	00000000000000
.260
a	Washington, DC: The World Bank, 1999.
b
c	2000
.084
a	WB BEC
.300
a	26 hlm.
b	tab., 28 cm.
c	26 hlm.; tab., 28 cm.
.490
a	Policy research working paper series; WPS 2152)
.336
a	Book