-Note the table's "Main Areas Where Spoken" column. Spanish diffused to South America, English diffused to South Africa, and Portuguese diffused to Brazil primarily as a result of:
Definitions:
Weighted-Average Time
A calculation that determines the mean time until cash flows are received, adjusted for the relative size of each cash flow, often used in bonds.
Cash Flow Payment
Payments of money, particularly from a company or government to an individual, which can arise from operations, financing, or investments.
Yield To Maturity
The total return anticipated on a bond if the bond is held until it matures, considering all payments of principal and interest.
Duration
A measure of the sensitivity of a bond's price to changes in interest rates, representing the weighted average of the time until a bond's cash flows are received.
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