Visit the FRED Economic Research (https://fred.stlouisfed.org/) database and dow

Visit the FRED Economic Research (https://fred.stlouisfed.org/) database and download and graph the data series for the interest rate on Baa-rated corporate bonds (DBAA) from January 1986 until the most recent data available.
Visit the National Bureau of Economic Research(https://www.nber.org/). and find the dates for business cycle peaks and troughs. (The period between a business cycle peak and trough is a recession).
-In this journal post, include the graph that you downloaded from the FRED Economic database. Based on the information in the graphs,
-Describe how the interest rate on these bonds typically moves just before, during, and just after a recession. Ensure you include a screenshot of the graphs.
-Discuss how the pattern for the 2007–2009 recession compares to the patterns for other recessions.
-Describe in which month you would say the financial crisis began, and in which month you would say the financial crisis ended, if you had to date the financial crisis just on the basis of movements in the interest rates on these bonds.
-Make sure to use citations