You review a salesman's income over a 5-year period.You note it fluctuates tremendously from year to year, yet his consumption of goods and services remains consistently at the same level, year after year.Does this mean that income is not a determinant of consumption, or could something else explain his behaviour?

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The Answer of You review a salesman's income over a 5-year period.You note it fluctuates tremendously from year to year, yet his consumption of goods and services remains consistently at the same level, year after year.Does this mean that income is not a determinant of consumption, or could something else explain his behaviour?

You Review a Salesman's Income Over a 5-Year Period