Before running, modify the following options if necessary:
====Specify input file (if using different file than default)====
Line 12:
df = readtable("E:/McNair/Projects/LBO/Clean/STATApredictLBOclean.txt", separator = '\t');
====Specify which observations are valid for matching.====
Line 61:
randoption = 0;
====Specify additional constraints on valid matches (modify code within function mcexpr as desired)====