GaborGranger method, developed in the 1960s by Clive Granger and Andr Gabor, is a variant of monadic price testing used in surveys wherein one must find the highest price that respondents are willing to pay.
It was developed in the 1960s by Clive Granger and Andre Gabor. It is a variant of monadic price testing. To use the Gabor-Granger method in a survey, one must find the highest price that respondents are willing to pay. 
