Key points are not available for this paper at this time.
Michael Beenstock, Gerry Dickinson, Sajay Khajuria, The Relationship between Property-Liability Insurance Premiums and Income: An International Analysis, The Journal of Risk and Insurance, Vol. 55, No. 2 (Jun., 1988), pp. 259-272
Beenstock et al. (Wed,) studied this question.