This paper proposes a method for supporting the design of product lifecycles. The main approach involves supporting designers in determining a lifecycle strategy by describing lifecycle scenarios at an early stage of lifecycle design. The authors define a representational scheme for the...

In this paper, we constructs a model with two-region, two sector and two types of workers. One type of workers has a comparative advantage in agricultural production and mobile between two regions, while the other type of workers has a comparative advantage in producing manufactured goods and...

It is assumed in new trade theory and new economic geography that the supply of labor is fixed, which is not true in real labor markets. We develop a model of new trade theory by incorporating an elastic labor supply and analyze the impacts of technological progress on the equilibrium outcomes...