We show that Arrow-Debreu equilibria with countably additive prices in infinite-time economy under uncertainty can be implemented by trading infinitely-lived securities in complete sequential markets under two different portfolio feasibility constraints: wealth constraint, and essentially...

Rational price bubble arises when the price of an asset exceeds the asset’s fundamental value, that is, the present value of future dividend payments. The important result of Santos and Woodford (1997) says that price bubbles cannot exist in equilibrium in the standard dynamic asset pricing...

Most countries, developed and developing, are fiscally decentralized with regional and local governments of varying importance. In many of these countries, some of these sub-national governments differ substantially from others in terms of wealth, ethnic, religious, or linguistic composition....