00692cam a2200229 a 450000500170000000800410001701000170005802000150007502000220009004000180011205000250013008200190015510000210017424500490019526000580024430000370030250000220033965000150036170000240037690600450040099900170044520230621132147.0930910s1994    nyua          001 0 eng    a   93037143   a0673993957  a0673990419 (pbk.)  aDLCcDLCdDLC00aHB171.5b.G8245 199400a330220bGRE-E1 aGregory, Paul R.10aEconomics /cPaul R. Gregory, Roy J. Ruffin.  aNew York :bHarperCollins College Publishers,cc1994.  axxviii, 668 p. :bill. ;c27 cm.  aIncludes indexes. 0aEconomics.1 aRuffin, Roy,d1938-  a7bcbccorignewd1eocipf19gy-gencatlg  c18794d18794