what is the best way to cope with nonlinearity? what is the best non linear specification how to choose the best nonlinear specification? which of the following is the best nonlinear specification? best ways to deal with nonlinearity what is the best nonlinear specification which model does stock and watson use what is the best nonlinear specification what model can handle nonlinearity what is the best specification for a non linear model? what is the best linear specification which specification is the best for multiple regression testing? what is the best way to cope with nonlinearity? what is the best non linear specification what is the best non linear specification? which specification is best to perform a nonlinear regression analysis in multiple regression? a. log log how to specify a nonlinear model for multiple regression which is the best specification to use in multiple regression what is the most efficient way to use a nonlinear specification in multiple regression what model can do ramsey set test