Source: DiCecio, Riccardo
For additional details see: R. DiCecio (2009). "Sticky wages and sectoral labor comovement," Journal of Economic Dynamics and Control, 33(3): 538-53. (http://dx.doi.org/10.1016/j.jedc.2008.08.003).
DiCecio, Riccardo, Investment Deflator [INVDEF], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/INVDEF, December 15, 2017.