We propose a general model of monopolistic competition, which encompasses existing models while being flexible enough to take into account new demand and competition features. Using the concept of Frechet differentiability, we determine a general demand system. The basic tool we use to study the...

The purpose of the presentation is to analyze the labor market effects of a congestion charge when commuters have continuously distributed value of time. Since a congestion charge raises the cost of commuting to work, it can decrease employment at the extensive margin in a similar way as an...

The present paper studies the modelling of inter-regional trade flows in the newly developed general equilibrium model of European Commission, Rhomolo. In contrast to international trade, usually, trade of goods and services between regions is not recorded statistically. As a result, no...

This paper analyzes socially responsible investment in the Walrasian model with uncertainty. It proves the following neutrality result: if each consumer's utility function with social responsibility is a function of her utility without social responsibility and asset holdings and if financial...

The growing popularity of fintechs has led the Financial Stability Board (FSB) to publish considerations about the effects of this emerging industry on stability and efficiency in the financial sector. Against this background, this paper compares the effects of competition and collaboration...

The article is concerned with understanding the impact of social preferences and wealth inequality on aggregate economic outcomes. We investigate how different manifestations of other-regarding preferences affect incentive contracts at the microeconomic level and how these in turn translate into...

This paper describes some of the features of a new dynamic general equilibrium framework (RHOMOLO) being developed at the European Commission (JRC-IPTS, together with DG REGIO) for evaluating EU Cohesion Policy. The design of the model reflects the objectives of Cohesion Policy, and a broader...

Climate variability is one of the main environmental causes of losses to the agricultural sector. Most of the methodological tools applied to estimate its economic cost usually account only for the direct impact on agricultural activity. In this paper we use an alternative approach in which a...

Germany like many other European countries subsidize commuting by granting the right to deduct commuting expenses from the income tax base. This regulation has often been changed and has regularly been under debate during the last decades. The pros (e.g. causing efficiency gains with respect to...

Since the 2009 financial crisis, some national governments have adopted anticyclical tax policies for recovering and economic growth. These policies can be different in terms of what type of tax incentive policy (income, labor, value added) is chosen as well if the strategy is vertical,...