This is a course in intermediate to advanced microeconomics. It builds on Microeconomics 2 and studies markets and their equilibrium and efficiency properties when lowering standard assumptions of no frictions, complete information, etc. Topics will include a selection from the following: the interaction between different markets (general equilibrium theory), markets with search frictions or capacity constraints, bargaining, externalities, public goods, and social choice. The course provides students with advanced tools and models of microeconomic analysis, allowing for a deeper understanding of the functioning of real-world markets.