Pollution taxes are more efficient in cleaning up the environment than direct controls. What is not an advantage of direct controls? a. They are useful where dependable metering devices are not available or prohibitively costly to install.
b. They are useful if it is decided to prohibit the substance altogether.
c. They are most useful in centrally planned economies.
d. They are useful standby mechanisms.

Fill in the missing words to correctly complete each sentence about analyzing a job posting. when reviewing a job posting, it’s important to check theto determine whether it’s worth your time to apply. if the post has been up for a while or it’s already closed, move on to the next position. if it’s still available, take note of when it closes so you’ll know when you mayfrom the company in regard to an interview.