For each of the following purchases, say whether you would expect the degree of imperfect information to be relatively high or relatively low:
- Buying apples at a roadside stand
 - Buying dinner at the neighborhood restaurant around the corner
 - Buying a used laptop computer at a garage sale
 - Ordering flowers over the internet for your friend in a different city
 
Why is there asymmetric information in the labor market? What signals can an employer look for that might indicate the traits they are seeking in a new employee?