Abstract: This paper documents the Portuguese experience in Public-Private Partnerships (PPPs). Since 1993, Portugal has been using PPPs intensively, mainly for highway construction and in the health sector. This has enabled the country to close the infrastructure gap and avoid the budget...

In this contribution the authors show that development assistance targeting reproductive health overwhelmingly concentrates on HIV/AIDS at the expense of family planning elements. Data on financial contributions disbursed by governments and private foundations are used as collected by the...

The international exchange of tax information, and its merits compared to withholding taxes, is the central topic in current debates in international tax policy.The purpose of this paper is to characterize and compare the tax regimes that emerge with and without information exchange, under the...

The sharing between national tax authorities of taxpayer-specific information has emerged over the last few years as a-probably "the"-central issue in the formation of international tax policy.Yet this refocusing of the debate on international taxation-away from parametric tax coordination and...

We examine international fiscal coordination in a world where markets are integrated but national governments are sovereign. Consequences of the liberalization of the capital market on national fiscal policies and possible remedies to resulting ine¢ciencies are analyzed. A simple model, with N...

The exchange of taxpayer-specific information between national tax authorities has recently emerged as a key and controversial topic in international tax policy discussions, most notably with the OECD s harmful tax practices project and the EU s savings tax initiative.This paper analyses the...

We compare signaling by words and actions in a one-shot 2-person public good game with private information. The informed player, who knows the exact return from contributing, can signal by contributing first (actions) or by sending a costless message (words). Words can be about the return or...

Abstract I analyze optimal natural resource use in an intergenerational model with the risk of a catastrophe. Each generation maximizes a weighted sum of discounted utility (positive) and the probability that a catastrophe will occur at any point in the future (negative). The model generates...

This paper presents elements of a cognitive theory of the firm, from the perspective of embodied cognition.It entails the notion of 'cognitive distance' between people that have developed their cognition in different environments. This yields the notion of the firm as a 'focusing device', to...