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supp
2009 May 29
1
Error messages/systemfit package
...ystemfit package. My program is:
library(systemfit)
demand <- tsyud ~ tsyud1 + tsucp + tspo + tssn
supply <- tscn ~ tsyn + tsqn + tsksn + tsucp
system <- list(demand=eqdemand, learning = eqsupply)
labels <- list(demand="eqdemand", learning="eqsupply")
inst <- ~ tsupp1 + tsupp2 +
tsupp3 + tsyus1 + tsupf + tsd1 + tsyud1 + tspo + tssn + tsupp + tsus +
tsus1 + tsyn + tsqn + tsksn
result2sls <-systemfit(method="2SLS", system, labels, inst=inst)
This does not work and I have the following error message that I do not understand its meaning:
Error in...