What is a decision making model?

What is a decision making model?
Decision Making is a basic function of manager, economics is a valuable guide to the manager. There are basically two major models of decision-making - the classical model and the administrative model.
The classical model of decision making is a prescriptive approach that outlines how managers should make decision. Also called the rational model, the classical model is based on economic assumptions and asserts that managers are logical, rational individuals who make decision that are in the best interest of the organization.
The Administrative model of decision making is a descriptive approach that outlines how managers actually do make decisions. Also called the organizational, neoclassical, or behavioral model, the administrative model is based on the work of economist Herbert A.