Some Empirical Studies Have Shown That in Countries with High

question 1

Multiple Choice

Some empirical studies have shown that in countries with high Internet usage people tend to live longer.From this evidence which of the following can be concluded?

• A)Internet usage has nothing to do with life expectancy.
• B)The fact that people live longer means they have more time to use the Internet,which explains the higher Internet-usage rates.
• C)There could be a spurious relationship between the two variables.
• D)There is a causal connection between Internet usage and life expectancy.
• E)Using the Internet makes people live longer.

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Definitions:

Present Value

The value of a future amount of money in today's dollars, calculated by applying a discount rate to account for the time value of money.

Net Present Value

The difference between the present value of cash inflows and outflows over a period of time, used in capital budgeting to assess the profitability of investments.

Future Cash Inflows

The projection of money expected to be received by a business or investment in the future.

Rate of Return

The gain or loss of an investment over a specified period, expressed as a percentage of the investment's initial cost.