Marginal costs rise if there are increasing returns. (True or false?)

Marginal costs rise if there are increasing returns.
  Indicate whether the statement is true or false

QUESTION 2

Websites make money by charging to access the site.
  Indicate whether the statement is true or false

QUESTION 3

If marginal cost is zero a firm can still profit through pricing.
  Indicate whether the statement is true or false

QUESTION 4

It is difficult to create barriers to entry if the information content of a product can be separated from the physical aspects of the product.
  Indicate whether the statement is true or false

QUESTION 5

Intellectual property rights are difficult to protect.
  Indicate whether the statement is true or false

QUESTION 6

The information content of a product can never be separated from the physical aspect of the product.
  Indicate whether the statement is true or false

QUESTION 7

Knowledge has become measurably more important in today's economy.
  Indicate whether the statement is true or false