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QUESTION
What is the correlation coefficient between the CPI core inflation rate and the BAA-AAA interest rate spread for the years 1961-2017?
What is the correlation coefficient between the CPI core inflation rate and the BAA-AAA interest rate spread for the years 1961-2017? (The coefficient should be between -1.00 and +1.00; use two decimal places. Don't type a "%" sign or "+" sign. Use a "-" sign if the answer is negative.)
