Related by context. Frequent words. (Click for all words.) 42 cheap 41 fossil fuels 41 fossil fuel 36 virtually 36 imports 36 practically 36 subsidies 36 tariffs 36 diesel 35 import tariff 35 gas guzzlers 35 nonpolluting 35 internal combustion engine 35 Subsidies 35 import tariffs 35 synthetic fertilizers 35 gasohol 35 CFCs 35 Fossil fuels 35 theoretically 34 essentially 34 tariff barriers 34 internal combustion engines 34 heavily subsidized 34 fuel 34 altogether 34 monopolies 34 gasoline 34 gas guzzling SUVs 33 lamentably 33 petro 33 laughably 33 import duties 33 substitutes 33 Tariffs 33 tariff 32 carbon emitting 32 fuels 32 CAFE standards 32 combustion engine 32 incandescent bulbs 32 consumption 32 landfilling 32 nonrenewable 32 inefficient 32 completely 32 uncompetitive 32 cheaper 32 polluting 31 incandescent lights 31 relatively 31 incandescent light bulb 31 methanol 31 outmoded 31 hydrocarbon fuels 31 refrigerants 31 insultingly 31 cheapest 31 subsidization 31 feedstock 31 anyway 31 convertible pesos 31 subsidy 31 HFCs 31 gas guzzling 31 predatory pricing 31 fluorescent bulbs 30 pollutant emissions 30 monopolized 30 incandescent light 30 petroleum 30 price 30 cross subsidization 30 outdated 30 subsidizing 30 emissions 30 alternatives 30 wood stoves 30 gas guzzling vehicles 30 only 30 readily available 29 chemical fertilizers 29 seemingly 29 rationalized 29 inexpensive 29 fillers 29 mercifully 29 prices 29 monopoly 29 environmentally unfriendly 29 Protectionism 29 wasteful 29 environmentally harmful 29 wean ourselves 29 Cheap 29 cheapness 29 Monopolies 29 substituting 29 albeit 29 chlorofluorocarbons 29 ethanol