Microeconomics I for Bachelor students in International Business Administration is a course that will provide some basic and important elements about microeconomics. Starting from the consumer theory which refers to how consumers behave, what kind of choices they do, the course will continue with the production theory studying the firm side, how they maximize profits, minimize costs in order to make their production. Moving to different kind of markets (competitive, monopoly, oligopoly), the course will end with concepts related to general equilibrium and failures of markets.