In order to allow citizens their civil rights, it is important to set limits on government powers. These limits allow for freedom of speech and other rights of US States and individuals. Without a system of limitations, there is the risk of a nation becoming a Dictatorship.
If democracy is what you mean, it is a form of government. The United States, for example, is a democracy. A democracy is the belief that the the government is run by "the people". In order for a nation to be considered a democracy, it must have a voting system.
This is called a constitutional democracy. The people create the government, allow it to have its powers (outlined in a constitution). This puts the govt in charge, but keeps it ultimately answerable to the people of the nation.
A leader in any nation with a self appointed ruler usually does not allow any political party than his or her own party to exist. This is usually called a dictatorship or a totalitarian government.
Checks and balances.
The nation's government choose which public goods and services to produce because its a command market which allow the government to make all the choices.
Checks
the government should allow the depression to progress naturally
the government should allow the depression to progress naturally
the government should allow the depression to progress naturally
the government should allow the depression to progress naturally
the government should allow the depression to progress naturally