NISM Series XV Research Analyst Study Notes - Chapter V: Economic Analysis (Part 1)

This is Part One of the comprehensive study notes for Chapter V: Economic Analysis, designed specifically for candidates preparing for the NISM Series XV Research Analyst Certification Examination. These notes are strictly grounded in the official study materials, structured for maximum readability, conceptual clarity, and exam readiness.

1. Fundamentals of Economics and its Branches

Introduction to Economics

Economics is fundamentally the study of how individuals, households, businesses, and societies make choices under conditions of scarcity, and how these choices impact people at both an individual level and a macro level. Because resources are limited (scarce) and human wants are unlimited, selection and allocation processes are necessary to optimize utility and production.

The Two Major Branches of Economics

A. Microeconomics

• Core Definition: Microeconomics is the study of the behavior of individuals, households, and firms, and their decisions regarding what to buy, produce, and consume based on prevalent prices in the market.
• Core Philosophy: The underlying philosophy of Microeconomics is that prices and production levels of goods and services in an economy are driven directly by consumer demand.
• Primary Focus: It focuses on the specific drivers of individual decision-making and examines the ways in which these decisions interact to affect the overall demand, supply, and prices of particular goods and services within an economy.

B. Macroeconomics

• Core Definition: Macroeconomics focuses on the broader, aggregate factors that influence an entire economy, rather than individual decision-makers.
• Key Variables: It analyzes aggregate indicators such as unemployment rates, gross domestic product (GDP), gross national product (GNP), overall price levels, inflation, national savings rates, and investment rates.
• Public Policy Influences: Most macroeconomic factors are highly sensitive to and affected by changes in public policies. In any economy, public policy is primarily driven by two major institutional influencers:
  1. The Government, through its actions known collectively as Fiscal Policy.
  2. The Central Bank, through its actions known collectively as Monetary Policy. These policies collectively shape and regulate overall economic activity.

2. Importance and Practical Uses of Macroeconomics

Macroeconomic models and variables are indispensable for research analysts, policymakers, and business leaders. The sources identify five primary importance and uses of macroeconomics:

1. Understanding the General State of the Economy: Macroeconomics provides the tools to comprehend the overall health of an economy by tracking aggregate metrics such as Domestic Production, Domestic Consumption, General Price Levels, overall Economic Growth, and the general Quality of Life.
2. Identifying Drivers of Financial Flows: It helps analysts and investors understand what drives National Income, aggregate savings patterns, capital investments, and employment levels across the country.
3. Formulating Public and Monetary Policies: Macroeconomic models assist governments and central bankers in designing and implementing economic policies aimed at achieving long-run economic growth accompanied by price and financial stability.
4. Analyzing International Trade and Exchange Rates: It facilitates a deep understanding of the various aspects of international trade in goods and services, including exports, imports, the Balance of Payments (BOP), and the complex dynamics that govern currency exchange rates.
5. Explaining Global Inter-linkages: Macroeconomics provides a structured framework to understand how different national economies interact and how economic shocks or changes in one country pass through to others via global inter-linkages.

3. National Income and Its Measurement

National income serves as a primary measure of an economy's total size and performance. It is defined and calculated through various aggregate measures, most notably Gross Domestic Product (GDP) and Gross National Product (GNP).

The Three Methods of Calculating National Income

Economists utilize three distinct, complementary methods to measure the national income of an economy during a specified period.

A. The Product Method (Value-Added Approach)

• Concept: This method measures national income as an aggregated flow of goods and services generated by the different productive sectors of the economy.
• Sectors Covered: The primary sectors analyzed include:
  • Agriculture
  • Industry
  • Services
• Calculation Process: Economists calculate the money value of all final goods and services produced within the economy during a specified period of time. Only final goods are counted to prevent the error of double-counting intermediate materials.

B. The Income Method (Factor Income Approach)

• Concept: This method measures national income from the perspective of the distribution of income to the various factors of production. It sums the aggregate incomes earned by all individuals and entities in the economy.
• Constituents of Income:
  • Wages and Salaries: Earned by employees in exchange for their labor.
  • Professional Income: Earned by professionals based on the services they provide.
  • Profits: Earned by entrepreneurs and businesses (this explicitly includes undistributed corporate profits).
  • Return on Capital: Earned by investors as interest or dividends on their deployed capital.
  • Rent: Earned by landowners for the use of their land.
• Calculation Formula (Simple Line Format): National Income = Wages and Salaries + Professional Income + Profits + Return on Capital + Rent

C. The Expenditure Method (Consumption Approach)

• Concept: Since all goods and services produced in an economy must ultimately be purchased by an economic agent, national income can be calculated from the consumption (expenditure) end.
• Constituents of Aggregate Demand:
  1. Private Consumption: Spending by households on goods and services.
  2. Government Spending: Consumption and investment expenditures incurred by the government.
  3. Gross Capital Formation: Total domestic investments made by businesses and the public sector in fixed assets and inventories.
  4. Net Exports: The difference between a nation's exports and its imports (Exports - Imports).
• Calculation Formula (Simple Line Format): National Income = Private Consumption + Government Spending + Gross Capital Formation + Net Exports

4. Savings and Investments

Savings and investments represent two distinct, critical components of a healthy macroeconomic ecosystem.

A. Savings

• Definition: Savings are defined as the portion of income that remains after expenses are met.
• Constituents: Economists compute savings for three distinct sectors of the economy:
  1. Individuals (Household Savings)
  2. Corporates (Private Corporate Savings)
  3. Government (Public/Government Savings)
• National Saving Formula (Simple Line Format): National Saving = Individual Savings + Corporate Savings + Government Savings

B. Investments

• Concept: Savings must not remain idle; they need to be actively channelled toward productive avenues, which economists refer to as investments.
• Economic Impact: A higher rate of national savings, combined with a highly efficient conversion of those savings into productive investments, is considered highly favorable for sustainable economic growth.

5. Inflation

Definition and Impact

Inflation is defined as the general, sustained increase in the price levels of goods and services across an economy over a period of time. This rise in price levels directly leads to the erosion of the purchasing power of money, meaning each unit of currency buys a smaller percentage of a good or service than before.

Measurement of Inflation

In practice, inflation is monitored and measured in two primary ways depending on the level of trade:

6. Unemployment Rate

Definition and Concept

The Unemployment Rate refers to the proportion of the country's population that is eligible and actively willing to work, but is currently without employment. This metric is always expressed in percentage terms.

Economic Implications

• High Employment (Low Unemployment): When more people are employed, aggregate household income rises. This rise in income directly improves the general population's ability to spend, which acts as a powerful driver of potential economic growth.
• High Unemployment: Conversely, during tough economic times, a rising unemployment rate dampens consumer spending, indicating economic contraction or slowdown.

7. Key Takeaways and Technical Terms

• Economics: The study of decision-making under conditions of scarcity and its individual/macro implications.
• Microeconomics: Focuses on individual choices, prices, and specific product demand/supply.
• Macroeconomics: Focuses on aggregate national indicators (unemployment, GDP, savings) and public policies.
• Product Method: Computes National Income by aggregating the money value of final goods/services across agriculture, industry, and services.
• Income Method: Calculates National Income by summing wages, salaries, professional fees, business profits (including undistributed corporate profits), rent, and returns on capital.
• Expenditure Method: Calculates National Income from the consumption end as the sum of private consumption, government spending, capital formation, and net exports.
• Savings: Total income remaining after expenses, aggregated across individuals, corporates, and the government to find National Saving.
• Inflation: The general increase in prices resulting in the erosion of the purchasing power of money, measured via WPI (wholesale) and CPI (retail/consumer).
• Unemployment Rate: The percentage of the willing and eligible workforce that is currently unemployed.