Many infrastructural projects have cost overruns and there has been a lot of research both on why these cost overruns occur and what can be done to reduce cost overruns. Bent Flyvbjerg is the leading researcher in the area and in this article his proposals are also the starting point. Beside a...

Though rent control is widely criticized in academic analyses, it might have some positive effects, and its supporters argue that it promotes social integration in cities. Whether this expectation is empirically supported, however, is rarely analysed. <p> We analyse whether segregation exists in...</p>

This paper analyzes how countries with international and local truck traffic decide to switch from a simple fuel tax system to a dual system of fuel and kilometer taxes. We show what drives a country to switch and how this affects the level of fuel taxes and the incentives for the other...

The first part of the article presents a new framework for analyzing cost overruns. It has a descriptive part in two dimensions: when during the process that the cost overrun arose and what part of the cost function was responsible (change in the product, change in quantities of the inputs and...

Valuation methods are usually divided into sales comparison, income and cost approach. A problem with this categorization is that direct capitalisation methods often are classified as part of an income approach as the same time as they can be based on comparable sales. In the proposed...

This article reports on testing the effect of residential burglary on the housing market in a relatively small Swedish town using data on sales in 2005 and 2011. This assessment is important since the international evidence is dominated by studies based on large urban areas. The study employs...

Earlier research have concluded that high house prices, relative to household income and wealth, and a tax on imputed rent are the most important causes of a countries low ownership rate. Given these findings, it is challenging to apply a similar analysis to a housing market characterized by...

A procurement approach commonly used for construction projects involves paying a fixed price per unit conducted, i.e., unit price contracts. We develop an analytical model to study the optimal procurement quantity and monitoring intensity when the required quantities are uncertain. The optimum...

This paper examines the importance of environmental factors in the residential property market and investigates avowed willingness to pay for green apartments. The paper presents results from a quasi-experimental study and survey responses from 733 occupants of green and conventional buildings....

Most policies regarding infrastructure or the built environment have an effect on real estate prices. While certain decisions have a positive effect, others have a negative one. Determining these effects is an important aspect of evaluating policy and can be done in several ways. The most...