Summarize two videos, the summary should be less than 250 words per video (500 words total). Do not quote or copy any element when writing your journal. The journal should be completely original. DO NOT USE OVER COMPLICATED VERBIAGE. Aggregate Demand: https://www.khanacademy.org/economics-finance-domain/macroeconomics/aggregate-supply-demand-topic/aggregate-supply-demand-tut/v/aggregate-demand Long Run Aggregate Supply: https://www.khanacademy.org/economics-finance-domain/ap-macroeconomics/national-income-and-price-determinations/long-run-aggregate-supply-ap/v/long-run-aggregate-supply