Please help with following questions:

Criticisms of the Robinson-Patman act

a.It can reduces consumer surplus

b.It can reduces producer surplus

c.It can creates inefficiency through unconsummated transactions

d.All of the above

In the short run,

a.None of the above

b.Some production costs are fixed

c.All inputs are fixed

d.All inputs are variable

You expect one-third of your customers to be high value, willing to pay $9 for your product, and the other two-thirds to be low value customers willing to pay only $3. You cannot tell them apart. If the product costs $3, and you charge $9, what is your expected profit?

a.$1

b.$3

c.$2

d.$4

Due to a boom in the US, the average rate of return on investments is likely to rise causing the US dollar to

a.Appreciate

b.Depreciate

c.Not change in value

d.None of the above

Which of the following is true?

a.Borrowers take bigger risks with other peoples' money than they would with their own

b.Borrowers take bigger risks with their money than they would with other peoples' money

c.Borrowers should not be investing at all

d.Borrowers take big risks on investments regardless of whether it is their own money or not

If a customer values good A at $15, and it costs the firm $10 to produce, current profit per unit is

a.$10

b.$1

c.$5

d.$8