Case Interview: What specific formula/approach using the variables like economic developments (ie gdp/inflation/unemployment), consumer demand, loan underwriting requirements, or the lender's present portfolio, could a bank/lender use to predict the #the number of future loan applications? Please provide 3 specific methodologies/formulas/approach using 1 or more of these factors? Please provide an actual step by step approach/formula with specific examples AND NUMBERS and NOT just a vague high level description of a few different methods with the importance of each variable. Please do not answer this if you can't respond with the level of detail requested.