Data analysis/quantitative methods in economics. Violation of classical regression model assumptions, modified estimation procedures that retain desirable properties. Multi-equation models. Computer applications/interpretation of empirical results.prereq: (ECON 1101 or ECON 1165, APEC 1101), (ECON 1102 or APEC 1102), ECON 3101, MATH 1271, (STAT 3011 or 3021), (STAT 3022 or 3032) or equivalent courses approved by the Economics Department