NCF(net working capital )与 OCF（operating cash flow)的区别?到底哪个是

CFO(cash flows from operating activities)是经营活动产生的cash flows.
NCF(net cash flows) 有三种,
第一种是经营活动产生的净现金流（net cash flows provided by operating activities,
第二种是投资活动产生的净现金流（net cash flows provided by investing activities),
第三种是金融活动产生的净现金流（net cash flows provided by financing activities).
计算每一种商业活动的现金流量,会产生不同名称的NCF.
最后汇总时会有一个net increase 或是decrese in net cash.