Speculative portion definition

Speculative portion means that portion of the value of agri-
Speculative portion means that portion of the value of agricultural land which represents the excess over the actual use value of such land established by comparable sales data compared to value established by capitalization of economic rent or long-term average crop rental at a capitalization rate which shall be the rate of interest charged by the Spokane office of the farm credit system averaged over the immediate past five (5) years plus a component for the local tax rate.