00370nam a22001097a 4500008004100000020001500041050002300056100003000079245005900109260005600168300003600224151002b        xxu||||| |||| 00| 0 eng d  a013181544x  aHB 171.5 .S85 2005  aO'Sullivan, Arthurd2005.  aEconomics:bPrinciples in Action/c Arthur O'Sullivan:  aUpper Saddle River;bPearson, Prentice Hall,c2005.  axvi, 592p:ill.bincludes index,