The purpose of the box is to calculate the co-movement and volatility of consumption and investment relative to GDP, all measured in real terms. For this exercise you will use table 1.1.6 from BEA.gov once again; starting in 1984:Q1 to the latest available year at a quarterly frequency. The smoothing parameter (lambda) for quarterly data is 1,600. The box has to describe the nature of the filter and report the correlation and volatility of the cyclical components of GDP, consumption, and investment over time. The focus will be on the COVID-19 Pandemic, which derailed the longest expansion the U.S. history and affected most macroeconomic series