linked fields. Our analysis uses 1.8 million U.S. patents and their citation properties to map the innovation network and its … strength. Past innovation network structures are calculated using citation patterns across technology classes during 1975 … predictive power on future innovation after 1995. This pattern is consistent with the idea that when there is more past upstream …

In this study we examine the effects of exogenous vs. endogenous governance rules on a virtual community handling an … exogenously. Our study indicates, that letting a team choose its own governance rules leads to increasing level of conflict …

Learning about marriage quality has been proposed as a key mechanism for explaining how the probability of divorce … divorce, three of which include learning. I use data from the Survey of Income and Program Participation to test reduced form … implications of these models. The data is inconsistent with models including a substantial amount of learning. On the other hand …

the nature of the task at the second date further shows that learning is unencumbered by a change in environment. Our …