This Ph.D. dissertation consists of three chapters that constitute independent research articles. Each chapter of the thesis focuses on the interplay between economic outcomes and different social phenomena, namely social networks (chapter 1) and social preferences (chapters 2 and 3). The first...

This PhD dissertation consists of three self-contained chapters. All three chapters leverage new combinations of administrative records and data from online surveys and experiments. [...]

Since the introduction of the iPhone in 2007, smartphones have become an integrated part of human life. Smartphones are excellent tools that help us access information, coordinate journeys, connect with friends and family, and much, much more. However, in parallel with the proliferation of...