search for: machist_occ_kgfs

...All, I have a doubt. I used macros and i try to pass a value to a macro by concatenating a bunch of strings. But it does not seem to work. Please help. I have written down my code and the error message please tell me how to pass the value that a string points to. Thanks in advance #macro defined machist_occ_kgfs<-defmacro(a,qnu_occ,b,qnl_occ,expr={with(subset(an_ind_data_fin,income_source==a & region_id==b & normalised_income>qnl_occ & normalised_income<qnu_occ),hist(normalised_income,main=paste(a,b,sep=" ")))}) #macro called machist_occ_kgfs(occ,paste("qnu",ri,occ,...