LINE model is an interregional macroeconomic model describing the economy of the 275 Danish municipalities. Tourism sub-model is an integrated part of LINE model, where tourism data are built in as a part of private consumption. The purpose of building tourism sub-model within the LINE model is...

In this paper, it is shown how subsidies for education and for the number of children affect economic growth, fertility, and welfare in an endogenous growth model with altruistic agents. Subsidizing education has not only a direct positive effect on growth but also an indirect positive effect on...

This paper develops an overlapping-generations model in which agents invest in health to prolong life in both working and retirement periods. It explores how unfunded social security with or without health subsidies affects life expectancy, economic growth, and welfare. In particular, by...

This paper analyzes a dual economy consisting of urban market areas and less developed rural areas with or without local markets. Urban areas have better opportunities for earnings and education than rural areas. Rural families choose whether to move to urban areas at costs that differ from...

In this study, we create a set of network DEA models that can be used to divide efficiency scores into two subunits, thus providing more accurate results. This approach can help open the “black box” of efficiency measurement and help determine the advantages and disadvantages of various...

Allocative and productive efficiency are static concepts in the sense that they relate to welfare at a point in time. Allocative and productive efficiency reflect the outcome at a single point in time of resource allocation and production decisions.

We derive the social optimum and optimal government debt in an intergenerational model of growth with fertility, elastic labor, human capital externalities and a non-convex feasible set. Debt through lump-sum taxation increases leisure and labor, reduces fertility, and can achieve the social...

Since its inception, the Strain Theory of Suicide has been tested and supported in a number of empirical studies. This social psychological theory can be employed as a complementary conceptualization to account for suicidal behaviors as well as mental disorders. However, the lack of consistent...

The nitrogen cycle represents one of the most important nutrient cycles found in terrestrial ecosystems. Biological nitrogen removal is widely utilised for elimination of nitrogen from wastewater by means of nitrification and denitrification. Nitrogen removal can also be achieved through...