This research addresses an important problem in finance, which is the portfolio selection and management problem. Modern portfolio theory and Markowitz efficient frontier start with a set of assets (securities) and generate an optimal weight combination for the optimal risky portfolio that lies...

This paper addresses the problem of portfolio selection under a multifactor asset return model, using Bayesian analysis to deal with uncertainties in parameter estimation and model specification. These sources of error are ignored in the classical mean-variance method. We apply two approaches:...

This study uses factor analysis to simplify the complex relationships among stock markets and to reduce the number of markets required for portfolio construction. Our sample consists of the US and 11 Asia-Pacific stock markets. We find that the reduced portfolio obtained from factor analysis has...

In Anbetracht zunehmender Einkommensschwankungen aufgrund von Witterungsextremen und höherer Volatilitäten an den Agrarrohstoffmärkten fordert der Deutsche Bauernverband im Ertragsteuerrecht die Einführung einer Risikoausgleichsrücklage für landwirtschaftliche Einkünfte....

When users have <italic>ex-ante</italic> demands over a common resource and when resource size is not sufficient to cover all the individual demands, there is a need to establish a rationing rule. I test whether the choice of the rationing rule impacts the individual decision to self-insure, i.e., to invest in a...

Traditionally quantitative models that have studied households' port- folio choice have focused exclusively on the different risk properties of alternative financial assets. In the present paper we take a different ap- proach and assume that assets also differ in their liquidity. We construct a...

Agents with ex-ante claims over a common pool resource (CPR) of uncertain size face the risk of resource shortage if the sum of the claims they have over the common pool resource is incompatible with the actual resource size. In case of shortage, a sharing rule or bankruptcy rule is required to...

In many domains risky health behavior is still only poorly understood. Analysis is often plagued by incomplete data and a general lack of information. In this study; we try to understand the determinants of helmet use among motorcyclists in Delhi; a context in which road safety is very low. We...