The "3x your salary" is a correct ratio of stock to flow: https://en.wikipedia.org/wiki/Stock_and_flow#Comparing_stocks_and_flows https://en.wikipedia.org/wiki/

The "3x your salary" is a correct ratio of stock to flow: https://en.wikipedia.org/wiki/Stock_and_flow#Comparing_stocks_and_flows https://en.wikipedia.org/wiki/Stock_and_flow#Comparing_stock... The direct comparison of Apple market cap (stock) to country GDP (flow) is invalid. (EDIT: noting GDP is a flow measure)