In the last decade, the potential macroeconomic effects of intermittent large adjustments in microeconomic variables such as prices, investment, consumption of durables or employment- a behaviour which may be justified by the presence of kinked adjustment costs- have been studied in models where...

This paper develops a general stochastic framework and an equilibrium asset pricing model theat make clear how attitudes towards intertemporal substitution and risk matter for option pricing; In particular we show under which statistical conditions option princing formulas are not...

In this paper we test a version of the conditional CAPM with respect to a local market portfolio, proxied by the Brazilian stock index during the 1976-1992 period. We also test a conditional APT model by using the difference between the 30-day rate (Cdb) and the overnight rate as a second factor...