This thesis consists of four chapters: Matching with the Right Attitude: The Effect of Matching Firms with Refugee Workers studies the effect of reducing demand-side frictions to hire a refugee. Can work contact improve social cohesion between refugees and locals? Evidence from an experiment in Uganda investigates whether contact in the workplace has the effect of increasing social cohesion between native and refugee workers. Do Corruption Perceptions and Information Frictions Kill Competition? A Field Experiment On Public Procurement in Uganda studies whether information frictions deter firms from doing business with the government. Credit contracts, Business Development and Gender: Evidence from Uganda studies the effect of credit contract design on business growth. This is a doctoral thesis in Economics at Stockholm University, Sweden 2023