Understanding various economic models can assist candidates in grappling with contemporary socio-economic issues relevant to the UPSC syllabus. Knowing foundational theories such as Keynesian economics, supply-side economics, and behavioral economics provides candidates with analytical tools to evaluate economic policies and their implications. This understanding helps in interpreting data related to growth, inequality, and employment, facilitating informed discussions during exams. Furthermore, a solid grasp of economic concepts aids in understanding India's economic landscape, empowering candidates to propose viable solutions for current socio-economic challenges and prepare them for civil service responsibilities.