Indeed, the University of California system has already started to implement a sliding-feescale.
实际上,加州大学已经开始在实行滑动收费的体制了。
2
That supplier is paid a monthly fee, and then has an incentive to cut printing costs by exploiting economies of scale in procurement, replacing printers with more efficient models and so forth.
供应商按月收费,并且可以通过规模采购降低打印成本获得额外报酬,用更高效的方式替代打印机等等。
3
Do you have a sliding-scalefee policy? How much therapy would you recommend?