Banks have progressively evolved from being standalone institutions to being subsidiaries of increasingly complex financial conglomerates. We conjecture and provide evidence that the organizational complexity of the family of a bank is a fundamental driver of the business model of the bank...

Business groups in emerging markets perform better than unaffiliated firms. We study how business groups can substitute some functions of missing institutions, for example, enforcing contracts. In a two period model, there is no contract enforcement in the first period. The firms within the...