Governments rely on certain basic economic metrics and tools to analyze prospective laws and policies and to monitor how well their countries are doing. For decades, critics of such economic measures have argued that they ignore important aspects of value that are not fully reflected by output...

This article continues our project to apply groundbreaking new literature on the behavioral psychology of human happiness to some of the most deeply analyzed questions in law. Here we explain that the new psychological understandings of happiness interact in startling ways with the leading...

This paper examines the burgeoning psychological literature on happiness and hedonic adaptation (a person's capacity to preserve or recapture her level of happiness by adjusting to changed circumstances), bringing this literature to bear on a previously overlooked aspect of the civil litigation...

Cost-benefit analysis is the primary tool used by policymakers to inform administrative decisionmaking. Yet its methodology of converting preferences (often hypothetical ones) into dollar figures, then using those dollar figures as proxies for quality of life, creates systemic errors so large as...

<DIV>Happiness and the law. At first glance, these two concepts seem to have little to do with each another. To some, they may even seem diametrically opposed. Yet one of the things the law strives for is to improve people’s quality of life. To do this, it must first predict what will make people...</div>

Perhaps the most important goal of law and policy is improving people’s lives. But what constitutes improvement? What is quality of life, and how can it be measured? In previous articles, we have used insights from the new field of hedonic psychology to analyze central questions in civil and...

The U.S. Constitution grants Congress the power “to Promote the Progress of Science and the Useful Arts” by granting copyrights and patents to authors and inventors. Most courts and scholars understand this language to entail a utilitarian or consequentialist approach to intellectual...

The ultimate end of patent law must be to spur innovations that improve human welfare — innovations that make people better off. But firms will only invest resources in developing patentable inventions that will allow them to make money — that is, inventions that people will want to use and...