In the first part of this thesis we analyze the three most common blockchain committees
selection strategies: lottery, single-vote and approval voting, where voters can “approve” of …

We exploit a key institutional feature of the UK petition system, a signature threshold for
official government response, to separately identify the instrumental and expressive values …

Using a pivotal costly voting model of elections in which voters privately have formed
preferences over two candidates and act sequentially, I study how different rules for …