Negative feasibility study
One which recommends that a project is not pursued.

NOI
Net operating income

NPV
Net present value. The current cash value of future discounted net cash flows arising from a project.

Number of employees
A count of people employed by an entity. An employee is a person who is hired to perform services on a regular basis for an entity , who is compensated, and who is not performing these services as part of independent business.