Modelling and forecasting of asset volatility and covariance is of prime importance in the construction of portfolios. In this paper, we present a generalised multi-factor model that incorporates heteroskedasticity and dependence in the idiosyncratic error terms. We apply this model to...

We study the out-of-sample and post-publication return-predictability of 97 variables that academic studies show to predict cross-sectional stock returns. Portfolio returns are 26% lower out-of-sample and 58% lower post-publication. The out-of-sample decline is an upper bound estimate of data...

A five cent $0.05 investment in Bitcoin on July 17, 2010, the first date in which there appears to have been a published value had grown to $7,383.39 on July 18, 2018. While Bitcoin as a currency has existed for less than a decade ̶ it had a very limited liquidity and usage during the first few...

We conduct a hierarchical meta-regression analysis to review 87 empirical studies that report 769 estimates for the effects of government size on economic growth. We follow best-practice recommendations for meta-analysis of economics research, and address issues of publication selection bias and...

We conduct a hierarchical meta-regression analysis to review 87 empirical studies that report 769 estimates for the effects of government size on economic growth. We follow best-practice recommendations for meta-analysis of economics research and address issues of publication selection bias and...

This study investigates the price volatility of metals, using the GARCH and GJR models. First we examine the persistence of volatility and the leverage effect across metal markets taking into account the presence of outliers, and second we estimate the effects of oil price shocks on the price...

We provide a comprehensive analysis of the determinants of trading in the sovereign credit default swaps (CDS) market, using weekly data for single-name sovereign CDS from October 2008 to September 2015. We describe the anatomy of the sovereign CDS market, derive a law of motion for gross...

Purpose - In a meta-study, we have bridged the gap between the pros and cons of a questionable finance-growth nexus. Design/methodology/approach - Over 20 fundamental characteristics that have influenced the debate over the last decades have been examined. The empirical evidence is based on 196...

Purpose - In a meta-study on the finance-growth nexus, we have bridged the gap between Schumpeterian authors and sympathizers of a questionable finance-growth nexus. Design/methodology/approach - Over 20 fundamental characteristics that have influenced the debate over the last decades have been...

In this article we test the relationship between per capita income differential and exchange rate differential between two different economic background countries. Recent researches have been done on the testing of international Fisher effect, Interest rate, GDP growth rate and purchasing power...