If you had to choose between receiving $1,000 today or $1,000 a year from now, you would instinctively choose today. This isn’t just impatience; it is the Time Value of Money (TVM) in action. This educational principle states that money available now is worth more than the same amount in the future due to its potential earning capacity.
There are three main reasons why TVM exists:
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Opportunity Cost: Money you have today can be invested to earn interest or capital gains.
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Inflation: Over time, the purchasing power of a dollar decreases. $100 in 1990 bought far more than $100 does in 2026.
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Risk: There is always a chance that the “future money” never actually arrives.
The core of TVM is expressed through the formula for Future Value (FV):
Where $PV$ is the Present Value, $i$ is the interest rate, and $n$ is the number of periods. Understanding this allows you to see the “magic” of compounding—where you earn interest on your interest. For anyone starting their financial journey, TVM is the reason why starting to save at age 20 is exponentially more powerful than starting at age 40. It is the fundamental math that makes retirement possible.
