4. Understanding different policy options to correct for negativeexternalities Carbon dioxide emissions have been linked to melting of sea ice. The following table lists some potential regulations targeting the amount of airbome carbon dioxide. For each poiicy iisteci, identify whether it is a commandandcontroi policy (regulation), tradabie permit system, corrective subsidy, or corrective tax. Tradable Command-and- Permit Corrective Corrective Public Policy Control Policyr System Subsidy Tax The government limits total carbondioxide emissions by all factories to 250,000 tons per ten years. Each individual factory is given the right to O O O O emit 280 tons of carbon dioxide, and factories may buy and sell these rights in a marketplace. Trees take carbon dioxide out of the air and convert it to oxygen, so the government funds a treeplanting initiative by offering $500 to any citizen 0 O C) 0 who plants a tree. "he government orders every factory to adopt a new technology, which 0 O n 0 reduces carbondioxide emissions into the atmosphere. u "he government charges factories $500 for every ton of carbon dioxide _ O O O 0 they emit