In addition to the supply of wood, forests provide many services to humans in terms of climate regulation (e.g. carbon sequestration), air purification, recreation and tourism, fresh water supply, soil protection, habitat for biodiversity and many others. Options for recreation is one of the...

We find the symbolic connection between the life of a tree and the life of a human being in all European cultures. This anthology offers a fresh perspective on that connection, through poetry and prose from all European Union Member States. The texts are illustrated with children's drawings that...

What is the utility from obtaining more precise values of natural resource objects (rainforests), through surveys or other similar information gathering? In the value of information problems studied here, a principal who wishes to preserve a resource sets a price to offer to a seller without...

Prediction and variable selection are major uses of data mining algorithms but they are rarely the focus in social science research, where the main objective is causal explanation. Ideal causal modeling is based on randomized experiments, but because experiments are often impossible, unethical...