If the suppliers were shifting their costs unduly to small retailers, then there was a market for new suppliers where should these new suppliers come from? and

If the suppliers were shifting their costs unduly to small retailers, then there was a market for new suppliers where should these new suppliers come from? and how should they compete? by offering lower prices? how? farming has a cost that can only be lowered through massive scale. to get massive scale, suppliers need to sell to big chains where they face the same problems the existing suppliers already have.