What sort of solutions did President Carter and President Reagan propose to alleviate the in-creasing costs of oil?

In 1957, james vicary reported that subliminal messages in a movie reel ("eat popcorn") caused viewers to rush to the concessions stands. although his findings became famous, the problem is that

What percentage of roads in germany have no speed limit?

Why would be a good national slogan that people could identify with and rally behind