a cross-section
number of observations : 900
observation : households
country : California
data(Heating)
A dataframe containing :
id
heating system, one of gc
(gas
central), gr
(gas room), ec
(electric central), er
(electric
room), hp
(heat pump)
installation cost for heating system z (defined for the 5 heating systems)
annual operating cost for heating system z (defined for the 5 heating systems)
ratio oc.z/ic.z
annual income of the household
age of the household head
numbers of rooms in the house
Kenneth Train's home page : https://eml.berkeley.edu/~train/.
HC
,
Index.Source
,
Index.Economics
,
Index.Econometrics
,
Index.Observations