If a highway is made safer, the benefit is fewer deaths and injuries. Explain the following two ways that economists put a dollar value on fewer deaths and injuries: (a) revealed preference and (b) contingent valuation.

If a highway is made safer, the benefit is fewer deaths and injuries. Explain the following two ways that economists put a dollar value on fewer deaths and injuries: (a) revealed preference and (b) contingent valuation.

If a highway is made safer, the benefit is fewer deaths and injuries. Explain the following two ways that economists put a dollar value on fewer deaths and injuries: (a) revealed preference and (b) contingent valuation.
If a highway is made safer, the benefit is fewer deaths and injuries. Explain the following two ways that economists put a dollar value on fewer deaths and injuries: (a) revealed preference and (b) contingent valuation.