ABSTRACT Purpose: The present study has been focused on the selected macro and micro economic factors and their impact on the Nifty. The study has considered the 2013 to 2023 period with the secondary data. The study observes that the long run relationship exists between the macro and micro economic variables. The Robust Least Square Method has been applied and the result indicated that Global GDP has got higher impact on Nifty. The VAR Model has been applied and the Nifty is expected to move upwards in near future based on the Global GDP. This study is useful for the investors’ fraternity, fund managers and academic research scholars. Design/Methodology/Approach: The main objectives of this study is to study the relationship of the selected macro and micro economic factors on NIFTY and to measure the influence of selected micro and macro-economic factors on NIFTY. We are use statistical techniques like Vector Auto Regression, Robust Least Square method. Originality/Value: The study has applied the VECM has been applied for the examination of the selected macro and micro economic factors with the Nifty and the result indicated that the significant relations have been observed with the Nifty. Findings: VECM reports that global inflation is positively related to Indian Stock Market Indices (Nifty), while national inflation is negatively related to Nifty, The study examined that the Macro Variable ' Dollar Index' and the Micro Variable ' Rupee vs Dollar' had a positive relationship with the price of Nifty, This shows that the Macro and Micro variables have a long-term relationship with the nifty, It is synchronized that micro factors are found to have a positive influence, while except for global inflation, the remaining macro variable had influenced positively on Nifty.