/* Conditional and Unconditional Phillips Curves */

/* Load Data */
import excel "C:\Documents\Classes\Econ4230\R_and_Stata\Data\phillips.xlsx", sheet("Modified Data") firstrow

/* Unconditional Regression */
regress Inf UN

/* Unconditional Predictions */
predict yhat, xb

/* Unconditional Plot */
twoway (scatter Inf UN) (line yhat UN), ytitle(Inflation Rate) xtitle(Unemployment Rate) title(Unconditional Philips Curve)

/* Multivariate Regression */
regress Inf UN expinf1 priceoil

/* Conditional (AV) Plot */
avplot UN