Agro-biodiversity can provide natural insurance to risk averse farmers. We employ a conceptual ecological-economic model to analyze the choice of agrobiodiversity by risk averse farmers who have access to financial insurance. We study the implications for individually and socially optimal...

Road crashes are a major source of transport externalities. Based on Jansson's road crashes model, this paper analyzes ways to internalize those externalities. Jansson's model is extended to analyze the effect of congestion and safety variables related to

The efficacy of tax reforms is estimated for the period 1973-2000 using three ARIMAX models for the real revenue and the revenue/GDP ratio. The analysis, including only those reforms changing tax bases and/or tariffs, or that aim to increase revenue or reduce evasion, shows that only two out of...

Frontiers provide an opportunity for one jurisdiction to remedy inequities (and even exploit them) in highway finance by employing toll-booths, and thereby ensuring the highest possible share of revenue from non-residents. If one jurisdiction sets policy in a vacuum, it is clearly advantageous...

Activities that remove CO2 from the atmosphere and store it in forest and agricultural ecosystems can generate CO2-offset credits that can thus substitute for CO2 emissions reduction. Are biological CO2-uptake activities competitive with CO2 offsets from reduced fossil fuel use? In this paper,...

In der Sozialversicherung gelten Risikoselektionen als unerwuenscht, weil sie die Gefahr mit sich bringen, dass der einheitliche Risikopool in der Sozialversicherung aufgespalten und die sozialpolitisch gewuenschten Umverteilungsstroeme zwischen den Versicherten reduziert werden. Der Beitrag...

The most ambitious application ever attempted of a market-based approach to environmental protection has been for the control of acid rain under the Clean Air Act amendments of 1990, which established a sulfur dioxide allowance trading program. This essay identifies lessons that can be learned...

This paper studies a two-region model in which unemployment, education decisions andinterregional migration are endogenous. The poorer region exhibits both lower wagesand higher unemployment rates, and migrants to the richer region are disproportionallyskilled. The brain drain from the poor to...

The publication 'Structures of the taxation systems in the European Union' (Structures) presents time series of tax data from national accounts for the twenty-five Member States of the European Union and Norway. It provides a breakdown of taxes according to three different types of...