Answer:
Contributions of political institutions are diverse, and very important for any society.
Step-by-step explanation:
Institutions contribute to the law and order of a nation. They also help define and determine the government structure of a place. Institutions also promote economic development by incentivizing investment if certain specific institutions are in place, like property rights enforcement, and impartial laws. In fact, this last aspects has been explored at length by economists like Amartya Sen and Daron Acemoglu.