In pituitary apoplexy, the main initial problem is a lack of secretion of adrenocorticotropic hormone (ACTH, corticotropin), which stimulates the secretion of cortisol by the adrenal gland. This occurs in 70% of those with pituitary apoplexy.
DEFINITION of 'Net Present Value Rule'. A rule stating that an investment should be accepted if its net present value is greater than zero and rejected otherwise.According to the theory of net present value (NPV), participating in a positive NPV project will increase firm or shareholder wealth. rule stating that an investment should be accepted if its net present value is greater than zero and rejected otherwise.
If a corporation has a net operating loss (NOL) for a tax year, the limit of 80% (or 70%) of taxable income does not apply. To determine whether a corporation has an NOL, figure the dividends-received deduction without the 80% (or 70%) of taxable income limit.