In Europe, auto manufacturers are required by law to allow owners of their brands to give the cars back to the manufacturers at the end of their useful life. The manufacturers must then recycle and reuse at least 85 percent of any vehicle made after 2004. This is an example of a(n)

Aproperty title search firm is contemplating using online software to increase its search productivity. currently an average of 40 minutes is needed to do a title search. the researcher cost is $2 per minute. clients are charged a fee of $400. company a's software would reduce the average search time by 10 minutes, at a cost of $3.50 per search. company b's software would reduce the average search time by 12 minutes at a cost of $3.60 per search. which option would have the higher productivity in terms of revenue per dollar of input?