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.
Report Abuse. The chairperson and president of the Senate is the Vice President of the US (Currently Dick Cheney). The leader would typically be the majority leader (currently Harry Reid) who is elected by his party to speak for the majority party in the senate in the senate. The minority party also has an elected leader but due to his minority status has much less political power than the senate majority leader.