The high-speed growth of the health care sector has given this sector an increasingly important role in the stock market. This sector however has the highest mean in our study and a low correlation with the business cycle. On the other hand, T-Bill is also an important asset in investment...

In this study, the Consumption-oriented Capital Asset Pricing Model (CCAPM) is tested for Nigeria by considering returns on investments in the Nigerian Stock Exchange market and other financial assets for the period 1993: Q1 to 2016:Q4. Three tests are conducted. The first test examines forecast...

FX rates are increasingly volatile in recent macroeconomic and geopolitical times of uncertainty. FX risk if not dealt with properly can pose existential threads to companies. Especially fast-growing companies, that have previously not hedged FX risks due to insignificance, need to build up a...

This paper extends the use of Rao (1982b)'s Quadratic Entropy (RQE) to modern portfolio theory. It argues that the RQE of a portfolio is a valid, flexible and unifying approach to measuring portfolio diversification. The paper demonstrates that portfolio's RQE can encompass most existing...

We consider an investor who faces parameter uncertainty in a continuous-time financial market. We model the investor's preference by a power utility function leading to constant relative risk aversion. We show that the loss in expected utility is large when using a simple plug-in strategy for...

From 2004 to 2012, the German social health insurance levied a co-payment for the first doctor visit in a calendar quarter. We develop a new model for estimating the effect of such a co-payment on the individual number of visits per quarter. The model allows for a one time increase in the...

This paper analyzes the impact of the Trade-Related Aspects of Intellectual Property Rights (TRIPS) agreement on social welfare, when the effects on public health are taken into account. In particular, we study how the new international patent policy affects social welfare through the...

This Article examines state constitutions and health care rights. Notably, close to a third of states' constitutions recognize health while the U.S. Constitution contains no reference. Ample scholarly commentary exists on the absence of a right to health care under the U.S. Constitution but...

Background: Economic evaluation (EE) is a dynamically advancing knowledge area of health economics. It has been conceived to provide evidence for allocating scarce resources to gain the best value for money. The problem of efficiency of investments becomes even more crucial with advances in...

In the last half century, the different healthcare systems of the world countries have undergone fundamental transformations in the structural designs, institutional regulations, and socio-economic and demographic dimensions. The nations have allocated a rising share of total economic resources...