Use this data on loss control expenditures to answer questions 14 and 15.

Loss Control Expenditures	Number of Worker Injuries	Average Injury Severity $6,500
$0	280
$80,000	238
$160,000	207
$240,000	182
$320,000	170
$400,000	165

14. What is the marginal benefit of increasing loss control expenditures from $80,000 to $160,000?

$1,547,000

$1,345,500

$273,000

$201,500

15. What is the economically efficient level of loss control spending?

$160,000

$240,000

$320,000

$400,000