This paper presents a computable general equilibrium (CGE) framework to numerically examine the effect of tax/subsidy reforms of health related sectors. The generalized framework with the latest Japanese input-output table of year 2005 with 108 different production sectors provides the following...

In this paper, we test if stock index prices follow random walks in the Spanish Stock Market by means of variance ratios. We find strong evidence of positive autocorrelation for both IGBM and IBEX35 daily returns until 1977, but not after that date. Although weekly and monthly index positive...

In this article we test the random walk hypothesis in the Spanish daily stock market prices by means of using fractionally integrated techniques. We use a version of the tests of Robinson (1994) that permit us to test I(d) statistical models. The results show that though fractional degrees of...