Introducing Unit Roots and Cointegration.- I International Price Relations and Exchange Rates.- Spatial Integration in the Nordic Timber Markets: Long-Run Equilibria and Short-Run Dynamics.- Exchange Rate Pass-Through in Finnish Sawnwood Exports to The United Kingdom.- The Law of One Price in United Kingdom Soft Sawnwood Imports - A Cointegration Approach.- Internationalisation of Roundwood Markets - the Case of Denmark.- II Demand and Supply Models.- Modelling the Danish Demand for Roundwood Imports - a Cointegration and Common Trends Analysis.- Quarterly Model of the Finnish Sawlog and Pulpwood Markets - A Cointegration Analysis.- III Causality, Forecasting, and Expectations.- Estimation in a Long-Run, Short-Run Model.- Do Exports Stimulate Growth? Evidence from International Woodpulp Data.- Forecasting Danish Timber Prices with an Error Correction Model.- Forecasting International Pulp Prices with Producer Inventories.- IV Capital Asset Evaluation.- Testing a Present Value Model of Forest Land.- Exploring Sources of Systematic Risk in Danish Forest Asset Returns.- V Management Implications of Time Series Properties.- The Behaviour of Timber Rents in Sweden, 1909-1990.- Optimal Harvesting Policies with Stationary and Non-Stationary Prices: An Option Value Approach.- List of Authors.