Purpose – This study seeks to explore the nature of a data-generating process for four dollar exchange rates. Design/methodology/approach – Using a discrete parametric modeling approach, an efficient test statistic was computed for nonlinearity in terms of variance of the residuals of the...

Purpose – This study seeks to explore the nature of a data‐generating process for four dollar exchange rates. Design/methodology/approach – Using a discrete parametric modeling approach, an efficient test statistic was computed for nonlinearity in terms of variance of the residuals of the...