Determinants of the level of economic activity, inflation, unemployment, interest rates, the roles of fiscal and monetary policies, exchange rates, international trade. Course Information: College of Business Administration undergraduate students will enroll for 3 hours and all other students will enroll for 4 hours. ECON 121 may be taken before or after taking ECON 120 - this is not a sequence. Class Schedule Information: To be properly registered, students must enroll in one Lecture and one Discussion. Individual and Society course, and US Society course.