(*
DATA6-1:  Data on cost function
    Source:  W.A. Spurr and C.P.Bonini, STATISTICAL ANALYSIS FOR BUSINESS
    DECISIONS, Irwin, 1973, Page 535.
    UNITCOST = Cost per unit dollars (Range 3.65 - 6.62)
    OUTPUT   = Index of output (Range 50 - 104)
    INPCOST  = Index of input costs (Range 80 - 150)
*)
UNITCOST OUTPUT INPCOST ;
1 1 20
BYOBS