Firms’ political donations can induce distortions in the allocation of public procurement contracts. In this article, we employ an advanced non-parametric efficiency model to study the public sector (cost) efficiency implications of such distortions. Using a unique dataset covering the Czech...

We introduce a novel and simple diagnostic tool to improve the performance of public services (e.g. in health, education, utilities and transportation). We propose a method to compute performance/productivity ratios, which can be applied as soon as data on production units' outcomes and...