sheet number (unique store id)
chain 1=bk 2=kfc 3=roy 4=wendy
1 if company owned
1 if NJ; 0 if Pa
# full-time employees
# part-time employees
starting wage ($/hr)
full time equivalent employment
change in full time equiv. empl
rel. wage gap
change in the starting wage
consist. sample w. nonmissing o