It is merely a theory that explains how free enterprise works. Banks for example, a very important part of the economy, are left out. Some socities do not accept the circular flow model theory. These socities, therefore, choose another economic system other than capitalism. Socialists and communists see the role of the government in a different light than capitalists do.
2016-12-19T10:12:29-05:00. Modern presidents pro tempore, too, rarely preside over the Senate. In practice, the junior senators of the majority party typically preside in order to learn Senate procedure. The current Vice President of the United States and President of the United States Senate is Joe Biden.
The President of the United States (abbreviated as POTUS (POE-tus)) is the head of state and head of government of the United States of America. The president directs the executive branch of the federal government and is the commander-in-chief of the United States Armed Forces.