Germà Bel

TL;DR: This paper conducted a meta-regression analysis based on the existing multivariate empirical literature to explore what factors explain divergence in results in the existing empirical studies and found strong evidence that fiscal constraints, spatial, and organizational factors are significant drivers of inter-municipal cooperation.

TL;DR: In this paper, the authors examine factors explaining the decision of municipalities to cooperate and delegate service delivery responsibility to another government and estimate the impact of cooperation on the costs of providing residential solid waste services.

TL;DR: In this paper, some of the organisational aspects of urban solid waste collection are discussed, and an explanatory model is presented for contracting out in the context of urban waste collection, and some theoretical issues of contracting out are discussed.

TL;DR: In this article, the authors empirically analyzed the existence of a dual market for contracts in local services and showed that the dual market implies the high concentration and dominance of major firms in large municipalities, and local monopolies in the smaller ones.

TL;DR: In this article, the authors investigate the effects on military spending of government form, electoral rules, concentration of parliamentary parties, and ideology on defense spending in 157 countries and find that presidential democracies spend more than parliamentary systems on defense, whereas the presence of a plurality voting system will reduce the defense burden.