How do I deal with a question in any subject, FAST!​

mark, a civil engineer, entered into a contract with david. as per the contract, mark agreed to design and build a house for david for a specified fee. mark provided david with an estimation of the total cost and the contract was mutually agreed upon. however, during construction, when mark increased the price due to a miscalculation on his part, david refused to pay the amount. this scenario is an example of a mistake.

Why do police officers get paid less than professional baseball players?

What part of the rational model of decision-making does the former business executive “elliott” have a problem completing?