Erosion Can Result in a Vicious Cycle of Worsening Erosion

question 19

Multiple Choice

Erosion can result in a vicious cycle of worsening erosion because _______________.

• A)plants are less likely to grow in eroded soil
• B)the accumulation of humus makes erosion more likely
• C)greater weathering of parent material will occur
• D)rainwater increasingly soaks into the ground
• E)the pH of the soil increases as erosion continues

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Definitions:

Default Risk Premiums

The additional yield a bond issuer must pay to compensate investors for the risk that the issuer might not make payments as promised.

Yield

The yield from an investment, including interest or dividends, represented as a percentage of the cost of the investment or its present market worth.

Treasury Bond

A Treasury Bond is a long-term, fixed-interest government debt security with a maturity period typically longer than 10 years.

Roll's Critique

A criticism of the capital asset pricing model (CAPM) proposed by Richard Roll, arguing that the market portfolio is unobservable and thus the CAPM cannot be tested properly.