During its first year of operations, Dudu Company paid $50,000 for direct materials and $36,000 in wages for production workers. Lease payments and utilities on the production facilities amounted to $14,000. General, selling, and administrative expenses were $16,000. The company produced 5,000 units and sold 4,000 units for $30.00 a unit. The average product cost per unit is which of the following amounts? a. $16.00
b. $18.40
c. $25.00
d. $20.00

4. understanding different policy options to correct for negative externalities carbon dioxide emissions have been linked to global warming. the following table lists some possible public policies aimed at reducing the amount of carbon dioxide in the air. for each policy listed, identify whether it is a command-and-control policy (regulation), tradable permit system, corrective subsidy, or corrective tax. public policy command-and-control policy tradable permit system corrective subsidy corrective tax the government charges factories $110 for every ton of carbon dioxide they emit. the government orders every factory to adopt a new technology, which reduces carbon-dioxide emissions into the atmosphere. trees take carbon dioxide out of the air and convert it to oxygen, so the government funds a tree-planting initiative by offering $110 to any citizen who plants a tree. the government limits total carbon-dioxide emissions by all factories to 180,000 tons per month. each individual factory is given the right to emit 140 tons of carbon dioxide, and factories may buy and sell these rights in a marketplace.