the cost-shares of skilled and unskilled labour, materials and energy on industry-level panel data. The results show that …

homogenous in input prices. In an empirical application on a panel data from ten Norwegian primary aluminium plants, we find …

rich employer-employee panel data set for two manufacturing industries and one service industry. We focus on the …

of equations model using panel data for six Norwegian bank groups. The data set consists of quarterly data for the period …