Nathan India

In providing solutions for clients, we apply economic theory using econometric tools and statistical software. Our services include the following:



• Survey design and research. We design surveys that allow us to gather and analyze the qualitative and quantitative data that our clients need to make sound decisions.

• Market and business analytics. We help firms understand the implications of market conditions and industry characteristics by analyzing survey and transaction data to understand customers’ preferences. attitudes, and sensitivity to changes in prices and marketing strategies.

• Economic impact analysis. We analyze the socioeconomic impact of business decisions, policies, products, and regulations by conducting and analyzing surveys and examining transaction and secondary data. 



Nathan India is led by Managing Director Ram Tamara, who has expertise in industrial organization, corporate finance, and financial economics. Dr. Tamara specializes in applying econometric techniques to assess damages in antitrust and commercial litigation and in estimating economic impacts of public policies.

Assisting him is Senior Economist Santadarshan Sadhu. Dr. Sadhu specializes in development economics, macroeconomics, and household finance and applied econometrics. He has significant experience in designing sample surveys focusing on the behavioral aspects of decision making and econometric analysis of survey and transaction data. He has a Ph.D. in economics from the State University of New York at Albany.

Aiding Dr. Tamara and Dr. Sadhu are four graduates of the Madras School of Economics: Arindam Jana, Rasika Raghavan, Subham Kailthya and Vinod Kumar. Mr. Jana and Mr. Kailthya, have master’s degrees in economics, and Ms. Raghavan and Mr. Kumar have master’s degrees in financial economics.      

Nathan India's projects cover a range of sectors and business functions—finance, transport, industrial production, sports, and marketing.



• Analysis of customers’ savings behavior. To analyze the savings behavior of customers of one of India’s largest private sector banks, we are working with the National Council of Applied Economic Research to design a sampling plan and questionnaire for a pan-India customer sample survey. Survey data will then be used in conjunction with customer transaction data to construct econometric models that help the bank understand why customers hold balances in low-interest bearing savings accounts. 



• Analysis of loan application evaluation process. We are analyzing the loan application and evaluation process of one of India’s leading for-profit microfinance institutions to help the institution reduce the time and cost of application processing time and to formalize the application process. We will first survey the livelihood service advisers then develop an empirical tool that mimics the advisers’ decision making process.

• Valuation of a private judgment recovery firm. On behalf of a private equity investor we conducted a valuation of a U.S. judgment recovery firm by devising various scenarios, calculating risks for the firm and the industry on the basis of those scenarios, and arriving at a valuation figure. 



• Analysis of environmental impact of paper production. We analyzed the impact of paper production on the environment. Using secondary data, we created an index that facilitated intercountry comparison of environmental damage. We also forecast global paper consumption and resulting environmental damages till the year 2020. 



• Imputation of missing values of motorcoach census. This project required imputation of missing values in different data fields from the responses of motorcoach owners who took part in a census sponsored by the American Bus Association. Using advanced statistical techniques, Nathan India helped to impute the missing responses of survey data that are critical in analyzing the performance of the industry. 



• Analysis of survey data for market research firm. Nathan India used cross tab and flat tab analysis to represent the findings of a regional survey of veterinarians across France.

• Collection and analysis of secondary data for the Bureau of Software Associations. Nathan India collected data from secondary sources to analyze the performance of the software industry in the United States then estimated the contribution of the industry to the U.S. balance of trade.