Aarstad, Jarle; Kvitastein, Olav Andreas - In: Journal of risk and financial management : JRFM 14 (2021) 9, pp. 1-8
We address how independent variables of inherently different sizes across units, e.g., small vs. large industries, in panel regression is an advantage interpretively. Analyzing a Norwegian industry panel, we find that wage inequality is a function of industry size, particularly size increase, in...