As the first Step, discard all books published by domestic publishers
Secondly, be regular in the class.
Thirdly, revise class notes on daily basis
Fourthly, don`t discuss economics with ignorant and less worthy. You are bound to lose. IAS-Fail for a teacher is no convincing qualification! Read texts prescribed by experts. Read good literature first and then anything. Good reading gives confidence, self- belief and acceptance. Bad books promote falsehood. This is enough to fetch you 300 plus score in economics main examination. Stop Discussing Economics with Non Axiom Students
Fifthly, love thyself & respect time
Sixthly, talk to and listen to experts
Seventhly, sleep well