Claim: Gabor–Granger method, developed in the 1960s by Clive Granger (a British econometrician known for his contributions to non-linear time series) and André Gabor, is a variant of monadic price testing.
Evidence: It was developed in the 1960s by Clive Granger and André Gabor. Sir Clive William John Granger (/ˈɡreɪndʒər/; 4 September 1934 – 27 May 2009) was a British econometrician known for his contributions to non-linear time series. It is a variant of monadic price testing.