RiceFarms: Production of Rice in Indonesia
In plm: Linear Models for Panel Data

a panel of 171 observations

A dataframe containing :

id: the farm identifier
size: the total area cultivated with rice, measured in hectares
status: land status, on of 'owner' (non sharecroppers, owner operators or leaseholders or both), 'share' (sharecroppers), 'mixed' (mixed of the two previous status)
varieties: one of 'trad' (traditional varieties), 'high' (high yielding varieties) and 'mixed' (mixed varieties)
bimas: bIMAS is an intensification program; one of 'no' (non-bimas farmer), 'yes' (bimas farmer) or 'mixed' (part but not all of farmer's land was registered to be in the bimas program)
seed: seed in kilogram
urea: urea in kilogram
phosphate: phosphate in kilogram
pesticide: pesticide cost in Rupiah
pseed: price of seed in Rupiah per kg
purea: price of urea in Rupiah per kg
pphosph: price of phosphate in Rupiah per kg
hiredlabor: hired labor in hours
famlabor: family labor in hours
totlabor: total labor (excluding harvest labor)
wage: labor wage in Rupiah per hour
goutput: gross output of rice in kg
noutput: net output, gross output minus harvesting cost (paid in terms of rice)
price: price of rough rice in Rupiah per kg
region: one of 'wargabinangun', 'langan', 'gunungwangi', 'malausma', 'sukaambit', 'ciwangi'