We study how gender, birth-order and number of siblings are related to stated time and risk preferences and real-life decisions. We use survey data covering about 2,300 individuals and find that time and risk preferences are significantly correlated among women but not among men. We also find...

The experimental as well as the nonmarket valuation literature include several examples of how an introduced price can affect behavior in otherwise not expected ways. It has become standard to include a price vector as an attribute in choice experiments, something that enables us to estimate a...

We model self-control conflict as a stochastic struggle of an agent against a visceral influence, which impels the agent to act sub-optimally. The agent holds costly pre-commitment technology to avoid the conflict altogether and may decide whether to procure pre-commitment or to confront the...

After Wicksell in 1911 had published the second Swedish edition of his Lectures on Political Economy, a debate began in the Ekonomisk Tidskrift between Wicksell and his opponent Sven Brisman. The controversy was mainly about the concept of capital and the rate of interest, but the circumstances...

In this article we propose a model in which individuals experience habit formation in environmental quality. Further, a consumption good causes a negative external effect on the environment.The intertemporal utility of a benevolent social planner depends on consumption of two goods and the...

We analyze optimal social discount rates when people derive utility from relative consumption. We compare the social, private, and conventional Ramsey rates. Assuming a positive growth rate, we find that 1) the social discount rate exceeds the private discount rate if the importance of relative...

This paper examines the practical usefulness of two new journal performance metrics, namely the Eigenfactor score, which may be interpreted as measuring “Journal Influence”, and the Article Influence score, using the Thomson Reuters ISI Web of Science (hereafter ISI) data for 2009 for the...

This paper revisits old questions of the proper subject and bounds of economics: Does economics study “provisioning”? or markets? or a method of reasoning, self-interested rational optimization? A variety of scholars and others in many fields make use of a taxonomy of society consisting of...

This paper examines the practical usefulness of two new journal performance metrics, namely the Eigenfactor score, which is said to measure “importance”, and Article Influence score, which is said to measure “prestige”, using the most recent ISI data for 2009 for the 200 most highly...

Nationalekonomiska metoder och modeller tillämpas inom de mest skiftande områden som kriminalitet, barnuppfostran och drogmissbruk. Ett skäl till ämnets framgång är dess användning av matematik. Nationalekonomins formalisering synes dock även ha inneburit insnävade beteendeantaganden...