We specify a vector autoregression (VAR) model for the U.S. for 1980–2008 to investigate the statistical causal relationships between private non-residential fixed investment, the effective Federal funds rate, personal consumption expenditures, nonfinancial corporate profits, and the...

This paper examines the financial crisis of 2007/9 and the downturn in the U.S. We argue that effective demand over the 2001–2006 expansion was maintained by credit. The role of credit in a Vector Error Correction Model and Granger-causality between aggregate spending, credit, disposable...

The paper is a parametric and nonparametric analysis of past precipitation data. We analyze 90 years of daily precipitation data at the Sooke Reservoir in British Columbia, Canada, for evidence of climate change. We fit probability density functions (PDFs) to the data and find evidence of a...