Define and explain the Marx’s Surplus Theory, 100 words

Question Description In a critical essay, you will select a country of your choice “The US” and will compare your chosen country to Kingdom of Saudi Arabia KSA in relation to the factor endowment theory. For each country, discuss: What is the impact of resource endowments on comparative advantage? Is the factor-endowment theory a good predictor of trade patterns? What additional trade theories can be applied? Explain their main insights and challenges. As one of the trade initiatives in KSA, assess the aims of Saudi Vision 2030 in relation to factor endowment theory. Directions: Write an essay that includes an introduction paragraph, the essay’s body, and a conclusion paragraph to address the assignment’s guide questions. Do not address the questions using a question-and-answer format. Follow (APA) style 4 to 5 references are enough