# NOT RUN {
data(trade)
# We estimate the effect of distance on trade
# => we account for 3 fixed-effects effects
est_pois = femlm(Euros ~ log(dist_km)|Origin+Destination+Product, trade)
# obtaining the fixed-effects coefficients
fe_trade = fixef(est_pois)
# printing some summary information on the cluster coefficients:
summary(fe_trade)
# }
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