Sujit Kumar Ghosh is an assistant professor in the Department of Commerce, Umeschandra College, affiliated with the University of Calcutta. He has fifteen years of experience in teaching at the undergraduate and postgraduate levels, and has published several research publications in reputed and peer-reviewed journals. He has authored textbook on Principles of Marketing and E-Commerce for University of Calcutta. His areas of interest include demerger, corporate governance and e-commerce.

Isita Lahiri is an associate professor at the Department of Business Administration, University of Kalyani. Lahiri has thirteen years of experience in teaching and has published several research papers in both national and international journals. He has authored textbook on Principles of Marketing and E-Commerce for University of Calcutta. Her areas of interest include brand management, consumer behaviour and rural marketing.

Arup Baksi is an Assistant Professor in Department of Commerce with Umeschandra College, affiliated with the University of Calcutta.
 

1. Macroeconomics
2. National Income Accounting
3. Theory of Equilibrium Income Determination
4. Commodity Market and Money Market Equilibrium
5. Theory of Money
6. Inflation
7. Functions
8. Limit
9. Continuity
10. Differentiation
11. Application of Derivative
12. Second- and Higher Order Derivatives
13. Partial Derivative
14. Maxima and Minima
15. Integration
16. Definite Integral
17. Application of Integration
18. Determinants
19. Matrix

• Adheres to the syllabi requirements of the universities of West  Bengal
• Each chapter contains learning objectives to help students focus on   understanding the topics.
• Customized to provide content to suit the students' needs.