If 75% of any increase in income is spent on consumption, then increases in autonomous investment of R1 billion results in an increase in national income of as much as :
I.R4 billion
ii.R1.33 billion
iii.R6 billion
iv R5 billion
1
Expert's answer
2021-09-27T11:14:20-0400
TR4 billion is the correct answer as calculated below
If R1 billion represent the remaining 25%
R1=25%
Then, an increase in consumption will be calculated as follows;
=25%R1×75%
=R3Billion
Hence, an increase in national income will as much as;
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