Preparing for the Indian Economic Service (IES)  exam feels a bit like starting a marathon you’ve never run before.The excitement is real—you open new books, set a schedule, maybe even buy a few fancy pens.Then you see the syllabus.Micro, macro, finance, trade, development, economists from every century… it can look endless. Take a breath.Plenty of people have finished this race before you, and none of them did it by studying till midnight every single day.The trick isn’t abo