Aquaculture production has increased rapidly during the last three decades. This is due toincreased production of established species as well as a continuous introduction of newspecies. Productivity growth is the main engine for the increased production in aquaculture,and as the accumulated...

In recent years an increasingly common feature in international trade is cases where animporting country finds production practices in exporting countries unacceptable, and whereone seeks to change these practices by imposing trade restrictions. Examples includeunacceptable environmental...

We use data on actual holding periods for all investors in a stock market over a10-year period to investigate the links between holding periods, liquidity, and assetreturns. Microstructure measures of liquidity are shown to be important determinantsof the holding period decision of individual...

We empirically investigate the costs of trading equity at the Oslo Stock Exchange inthe period 1980{2008. We show the time series evolution of dierent measures of (implicit)trading costs: bid/ask spreads, the Roll (1984) measure and the Lesmond, Ogden, andTrzcinka (1999) estimate...

Recent developments in the oil and gas industry suggest that investment behaviour is not necessarilychangeless over time. We propose a micro-econometric procedure to investigate the stability ofinvestment behaviour. Applying system GMM methods on a panel data set for 253 oil and gas...

leaders and employees in an large international oil company. The purpose is to provide robust empiricalinsights on the individual and organisational determinants of perceived performance appraisalDesign/methodology/approach – Based on a powerful set of survey data (n 12,000), we specify...

Predictions from the original geophysical approach to oil explorationand production suggest that oil production will develop according to a predeterminedand inflexible bell-shaped trajectory, quite independent of variables relatingto technological development, economics, and policy. Exploring...

Work-related health problems represent a latent threat to job motivation and organisational performance,with high potential costs both for private and public enterprises. Based on powerful survey data from aninternational oil company in Norway, we explore how work-related health problems are...

In many tournaments it is the contestants themselves who deter-mine reward allocation. Labor-union members bargain over wage dis-tribution, and many …firms allow self-managed teams to freely determineinternal resource allocation, incentive structure, and division of labour.We analyze, and test...

Existing evidence using US data show a simultaneous covariability between a stock’s priceand quarterly flows into and out of the stock by institutional investors. In this paper we usedata on monthly changes in holdings by all investor groups at the Oslo Stock Exchange toshow that such...