Answers are grounded in this paper and cite their sources.
James N. Bodurtha, Jr., Georges R. Courtadon, Tests of an American Option Pricing Model on the Foreign Currency Options Market, The Journal of Financial and Quantitative Analysis, Vol. 22, No. 2 (Jun., 1987), pp. 153-167
No takes yet. Share an insight, caveat, or question.
Bodurtha et al. (1987) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: