Dormont, Brigitte; Milcent, Carine - In: Health Economics 13 (2004) 10, pp. 927-939
Hospital heterogeneity is a major issue in defining a reimbursement system. If hospitals are heterogeneous, it is difficult to distinguish which part of the differences in costs is due to cost containment efforts and which part cannot be reduced, because it is due to other unobserved sources of...