The head of government in a Parliamentary system would be the Prime Minister.
Hope this helps.
History helps us develop a better understanding of the world. You can't build a framework on which to base your life without understanding how things work in the world. History paints us a detailed picture of how society, technology, and government worked way back when so that we can better understand how it works now.
A president can only serve 2 terms, or a total of 8 years as long as they aren't impeached.
Reliance on individual activity I believe
"<span>Workers receive higher wages" and "More people acquire jobs and earn wages" is the major reason why </span>consumption might increase during periods of economic growth.