On the Inference of Public Goods' Dem and Curve

The inference of public goods' demand curve is excluded from its traditional theory.In fact, the inference of public goods' demand curve is different from that of private goods, and is much more complicated because of goods' different attributes.A common public goods' demand curve can only be drawn with fundamental economics method, and full consideration of the influences from preferences revelation, preferences discrimination, the incentive of preferences revelation, preferences conduction and budget restrains.