Class 7 Social Science - PUNJAB
Economics: From Barter to Money
The chapter 'Economics: From Barter to Money' for Class 7 PSEB Social Science introduces students to the fascinating evolution of trade. It explains how early humans exchanged goods directly through the Barter System and the major difficulties they faced, such as the lack of double coincidence of wants. Students will learn how these challenges led to the invention of money as a common medium of exchange. This chapter forms the foundation of basic economics and is very important for Punjab Board school examinations, frequently featuring in short and long answer questions.
Start Learning FreeKey Concepts
Barter System
A system of trade where goods and services are exchanged directly for other goods and services without using money.
Double Coincidence of Wants
A major limitation of the barter system where both parties must desire what the other person has to offer for a trade to happen.
Medium of Exchange
The role played by money as an intermediate instrument to facilitate the buying and selling of goods and services.
Commodity Money
Early forms of money that had intrinsic value, such as grains, cattle, and metal pieces used before paper currency.
Modern Currency
Paper notes and coins issued by the central authority (Reserve Bank of India) that do not have use value of their own but are accepted as money.
Important Formulas
Board Exam Info
In the Punjab (PSEB) Class 7 Social Science examinations, this chapter typically carries around 4 to 6 marks. Questions usually include fill-in-the-blanks, short-answer questions defining the barter system and double coincidence of wants, and a descriptive question about the evolution from barter to modern currency.
Frequently Asked Questions
The biggest problem is the difficulty of finding a 'double coincidence of wants', meaning it is hard to find two people who each have what the other wants to trade.
The main problem is the lack of a 'double coincidence of wants', making it difficult to find someone who wants your exact goods while also having what you need.
Why did people start using money?
People started using money because it removed the limitations of the barter system, serving as a common medium of exchange, a standard measure of value, and a store of wealth.
What are the early forms of money used in history?
Before coins and paper notes, people used commodities like grains, cattle, shells, and precious metals like gold and silver as money.
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