The objective is to test, from micro-level data, the complete general framework of the transaction demand for money agrave; la Baumol established fifty years ago. The results confirm the relevancy of the Baumol's square root law while pointing out for the first time the impact of the subjective...

We explore properties of asymmetric generalized autoregressive conditional heteroscedasticity (GARCH) models in the threshold GARCH (GTARCH) family and propose a more general Spline-GTARCH model, which captures high-frequency return volatility, low-frequency macroeconomic volatility as well as...