Migration in neoclassical growth models
a. Under what circumstances does the potential for migration raise the speed of convergence in the Solow-Swan model? What about in the Ramsey model? What are the sources of the effects on convergence?
b. Might a government of a country that is receiving immigrants find it desirable to restrict the number that come? Might the government wish to charge a fee for immigration? Would the fee tend to vary with the immigrant's quantity of human capital?
c. Redo part b for the case of a country that is sending emigrants.