Buying on credit was a huge problem in the 1920s. Since the 20s was a period of great economic boom, not many people took the future into consideration. The American farms and factories produced large amounts of goods and products during the prosperity before the Depression.
I believe the answer is:
- Through incorporation, the First Amendment applied to state law.
- The Fourteenth Amendment made the Constitution superior to state law.
- The due process clause can be used to incorporate the Bill of Rights.
The decision in Gitlowv. New york is considered to be a landmark decision which put a limitation on the free speech clause under the first amendment and give government more power to stop the free speech is the speech is advocating for violence.