This study applies wavelet coherency analysis to examine the relationship between the U.S. per capita real GDP and six income inequality measures over the period 1917 to 2012. Wavelet analysis allows the simultaneous examination of correlation and causality between the two series in both the...

The current study analyzes the time-frequency dependencies between financial development (FD) and electrical power consumption (EPC) in the Gulf Cooperation Council (GCC) Countries (Qatar, Saudi Arabia, Kuwait, the United Arab Emirates, Oman, and Bahrain) during the period 1980-2017. The...

This study explores the nexus among government revenue, government expenditure, and gross domestic product (GDP) across time and/or frequency using a Ghana dataset. It applies the wavelet approaches to investigate the lead-lag nexus, degree of integration and interdependency among public...

The analysis of the financial cycle and its interaction with the macroeconomy has become a central issue for the design of macroprudential policy since the 2007-08 financial crisis. This paper proposes the construction of financial cycle measures for the US based on a large data set of...