On a particular day, a mining company reveals that, due to new extraction technology, the ...

On a particular day, a mining company reveals that, due to new extraction technology, the extractable yield from several of its nickel/lead mines has risen by 15%. Which of the following is the LEAST likely consequence of such an announcement?

▸ Investors would revise their estimates of the net present value (NPV) of the firm.

▸ Investors would determine that the estimates of the firm's value on the date prior to the announcement were too high.

▸ Investors would increase their forecast of future cash flows in that firm.

▸ The price of the stock would rise due to the pressure to buy