000 00813nam a2200265Ia 4500
003 OSt
005 20220925193814.0
006 a|||||r|||| 00| 0
007 ta
008 220923b |||||||| |||| 00| 0 eng d
020 _a0674225406
037 _cGeneral Book
040 _aRTL
_cRTL
_beng
041 _2eng
_aeng
082 _aX9(D6,8(L):511.73.N9, N0
100 _aTrajtenberg Manuel
_9249429
245 0 _aEconomic analysis of product innovation
_b The case
260 _aCambridge
_bCambridge University Press
_c1990
300 _ax, 236p.
_ccm.
490 _aHarvard Economics Studies , 160.
500 _aBibliography: P 227-32
650 _aMechanical
_9239020
942 _hX9(D6,8(L):511.73.N9, N0
_cGB
_2CC
999 _c527130
_d527130