In this paper we test the celebrated `Strength of weak ties' theory of Granovetter (1973). We test two hypotheses on the network structure in a data set of collaborating economists. While we find support for the hypothesis of transitivity of strong ties, we reject the hypothesis that weak ties...

Frontmatter -- Contents -- Illustrations -- Acknowledgments -- INTRODUCTION Connections at Work -- CHAPTER 1 Social Capital and the Mechanisms of Success -- CHAPTER 2 Organizing and Synthesizing Social Capital -- CHAPTER 3 Social Rungs on Corporate Ladders -- CHAPTER 4 Contacts and Buffers --...

Intro -- Contents -- List of Illustrations -- Acknowledgments -- Introduction: Connections at Work -- 1 Social Capital and the Mechanisms of Success -- 2 Organizing and Synthesizing Social Capital -- 3 Social Rungs on Corporate Ladders -- 4 Contacts and Buffers -- 5 The Business of Integration...