This paper tests sustainability of Brazilian public debt in the period 1991 to 2009, and analyzes implications of requiring that the Brazilian fiscal policy be primarily committed to the sustainability of the public debt. The retrospective analysis utilizes a set of unit root tests and avoids...

This article presents and extends the first known model in real options, proposed in Tourinho (1979), and provides thoughts on addressing issues that are still outstanding 30 years later. It discusses the need to ensure the existence of market equilibrium when applying real options valuation to...