The Statistics of Causal Inference in the Social Sciences
Political Science 239 - Fall 2006

Section Notes

Section Notes 1

Section Notes 2

Section Notes 3

Section Notes 4

Section Notes 5

Section Notes 6

Section Notes 7

Problem Sets

Problem Set 1, data, description of variables, suggested solution code

Problem Set 2, R hints, OLS hints, suggested solutions (pdf), suggested solution code, simulation code

Problem Set 3, suggested solutions (pdf), suggested solution code

Problem Set 4, description of variables, weighted variance function, suggested solution code

Problem Set 5, suggested solution code

Problem Set 6, suggested solution code

Problem Set 7, simulated data, code for simulated data, suggested solution code

Problem Set 8, simulated data, code for simulated data, suggested solution code

Problem Set 9, suggested solution code

R Codes

R code 1

R code 2

R code 3

R code 4

R code 5

R code 6

R code 7.1, R code 7.2

R code 8

R code 9.1 R code 9.2