Economic regions, such as urban agglomerations, face external demand and price shocks that produce income risk. Workers in large and diversified agglomerations may benefit from reduced wage volatility, while firms may outsource the production of intermediate goods and realize benefits from...

This note discusses the comparative dynamic analysis in "Fiscal competition in space and time" by David Wildas in (Journal of Public Economics, Vol. 87, 2003) from a technical point of view. -- dynamic tax competition ; imperfect capital mobility ; comparative dynamics ; Peano Theorem