Purpose: The literature that explores the relationship between human capital and economic growth has produced mixed results. It highlights the puzzle on the correlations between human capital and economic growth. This study contributes to this debate by offering an explanation of the puzzling...

Purpose: Motivated by the news media and a lack of comprehensive research on the USA, the purpose of this paper is to examine the relationship between changes in road fatalities and gasoline prices, per capita disposable personal income, alcohol consumption per adult, blood alcohol...