I'm not sure where you found that tidbit. However, when there is one choice instead of 5, prices are not going down in the long run. In urban areas, recycling shouldn't be difficult, yet it took Chicago nearly 6 years to get to where the suburbs were and they had successful recycling for 5 years before Chicago began.
The blue bag recycling program ismisguided - The Chicago Maroon
Why? Graft. No surprise, Chicago.
In the burbs today, each home/building gets large recycling can, it is dumped, 'free.' Every garbage container needs a $2.90 sticker to have contents hauled away. People recycle.