American Journal of Agricultural Economics, Vol. 53, No. 1 (Feb., 1971), pp. 63-70 (8 pages) The simultaneous-equation approach is used to formulate a positive spatial equilibrium model consisting of ...

This is a preview. Log in through your library . Abstract In this paper, the authors develop a simultaneous equation model of birth rates composed of four estimated equations. This work differs from ...

Simultaneous equations are two linear equations that can be solved using bar models. By remembering that the same letter will always have the same value we can work out the missing values. To solve ...