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Commercial banks are a primary unit of the banking system in india. Like all the other businesses, commercial banks also aim to earn high profits and to do so they offer a variety of services to there customers. Commercial bank can be described as a institution which performs the function of accepting deposits, granting loans and making investment with the aim of generating profit. Example are the state bank of india, Punjab National Bank, bank of baroda etc.
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There function can be described in two types:
i- primary functions
ii- secondary functions
i. Accepting deposits
It is the most important function of a commercial bank. They accept deposits in several forms according to the needs of different sections in a society.
ii. Advancing loans
The deposits in the bank are not meant to be kept idle. After making certain reserves the balance left is given to borrowers and thus interest is charged from them.this is the main source of income of a bank.
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It is one of the most important activities of a commercial banks. Through the process of Money creation, commerical banks are able to create credit, which is in far excess of thr initial or primary deposits. It is legally compulsory for a bank to keep a certain minimum fraction of their deposits as reserves. The fraction of money reserve is called the legal reserve ratio (LRR) or reserve deposit ratio or reserve ratio.
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Money multiplier is the number bt which all the deposits can increase due to the change in deposits. It is inversely related to legal reserve ratio.
Money multiplier= 1/LRR
Commercial banks lends more money mainly to investors. The rise in investment in the economy leads to rise in national income through the effect of multiplier.