00403nam a22001217a 450000500170000000800410001702000180005810000210007624500320009725000190012926000860014850000470023420261104141258.0261104b        |||||||| |||| 00| 0 eng d  a0-538-08050-7  aDavid D.Friedman  aPrice theory bPrice theory  bFirst edition   bSouth- western publishing co.c1986dHard copyeEnglishlHB 172 FRImPrice theory  aWhy economics might work monopoly  profit