Use the historical Treasury Yield Curve generator

a$.$ Describe how the Treasury Yield Curve changed between $02/01/2022$ and $02/01/2024?$ In particular, did it shift up or down? What happened to its slope?

b$.$ According the Planet Money Podcast about yield curves what does the change in the yield curve indicate $($if anything$)$ about the likelihood of a recession in the near future? Explain.