The main findings of this paper are that despite the existence of various affirmative action programs designed to improve the position of women and minorities in public construction, little has changed in the last twenty five years. We present evidence showing that where race conscious...

We report the results of a field experiment with bicycle messengers in Switzerland and the United States. Messenger work is individualized enough that firms can choose to condition pay on it, but significant externalities in messenger behavior nonetheless give their on-the-job interactions the...

Mirroring the railroad industry of the 1940's and 1950's, the trucking industry today appears to be achieving impressive productivity gains. But it is easy to confuse true productivity advances in transportation industries with changes in ton-miles per unit of input that are due simply to...

The Truckers and Turnover Project is a statistical case study of a single firm and its employees which matches proprietary personnel and operational data to new data collected by the researchers to create a two-year panel study of a large subset of new hires. The project's most distinctive...

Economic analysis has said little about how an individual's cognitive skills (CS's) are related to the individual's preferences in different choice domains, such as risk-taking or saving, and how preferences in different domains are related to each other. Using a sample of 1,000 trainee truckers...

In this paper I examine the characteristics of adults who report on whether they have health care coverage and of people who say that they are unable to see a doctor over the preceding year because of the cost. I make use of a unique data set, the Behavioral Risk Factor Surveillance System, a...

This paper documents some of the patterns in modern microeconomic data on young people’s employment, attitudes and entrepreneurial behaviour. Among other sources, the paper uses the Eurobarometer Surveys; the Labour Force Surveys from Canada and the Current Population Survey in the United...

In this paper I examine changes in self-employment that have occurred since the early 1980s in the United States. It is a companion paper to a recent equivalent paper relating to the UK. Data on random samples of twenty million US workers are examined taken from the Basic Monthly files of the...

We explore the idea that happiness and psychological well-being are U-shaped in age. The main difficulty with this argument is that there are likely to be omitted cohort effects (earlier generations may have been born in, say, particularly good or bad times). First, using data on 500,000...