Refer to the above figures. A positive externality exists that has not been corrected. Price and quantity will be

Firms in monopolistic competition compete by selling similar, but not identical products

Indicate whether the statement is true or false

For the "Composite Commodity Theorem" to hold, all goods in the composite must:

a. have constant prices. b. have constant relative prices. c. be used in fixed proportions. d. be net complements.