Wooyong Park

build.panel error

1

r = system.file(package="psidR") f = fread(file.path(r,"psid-lists","famvars.txt")) i = fread(file.path(r,"psid-lists","indvars.txt")) i = dcast(i[,list(year,name,variable)],year~name, value.var = "variable") f = dcast(f[,list(year,name,variable)],year~name, value.var = "variable") d = build.panel(datadir='data',fam.vars=f,ind.vars=i, heads.only = FALSE,design="all") After entering the...