The Saudi stock market is analyzed, using rescaled range analysis to estimate the fractal dimension of price returns and to test the Efficient Market Hypothesis. In order to determine the predictability of a time series, Hurst Exponent for each time series is measured and we find that Saudi...

It is not known how exogenous shocks in oil price impact city economies. This study examines unemployment rates in Texas cities in relation to oil price movements during the period 1995–2008. We find that unemployment in the bigger cities like Austin, Dallas, and Houston, is not related to oil...