00422cam a2200157ua 450000100060000000800390000602000150004504000090006008200110006910000230008024500540010325000180015726000650017530000100024065300140025010642190323n        ii  |||gr||||Z||||||eng  a818577806x  cMAIN  a330.01  aM L Seth,eAuthor.  aPrinciples of economicsbmicro and macroeconomics  a44th rev rep.  aAgra:bLakshmi narain agarwal educational publishers,c2016.  a744p.  aEconomics