The American system is more capitalistic than the parliamentary systems. Parliamentary systems have a president as chief executive.
The main difference between a parliamentary and presidential system of government is that in a presidential system, the president is separate from the legislative body, but in a parliamentary system, the chief executive, such as a prime minister, is part of the legislative body, or parliament
One of the key features that differentiate the presidential and parliamentary system is that in latter the executive is responsible to the legislature. The Prime Minister and the Council of Ministers are collectively answerable in Lok Sabha and individually to the President.
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