What is the source of funds for transactions completed with debit cards

When calculating the bountiful returns that retirees allegedly would glean from stock investments, privateers use rosy projections about a continually booming market. but when predicting bankruptcy for social security, they switch to pessimistic projections of a low-growth economy with abnormally low payments into the fund. in fact, far from going broke, social security produces enormous surpluses. from __ to americans paid more in social security taxes than were paid out in benefits. according to the congressional budget office, the social security trust fund will remain solvent until at least social security is the only federal program that produces about $150 billion yearly surplus, the only program that shows every sign of being selfsupporting and solvent for over thirty years to come yet is repeatedly described by its enemies as being in danger of insolvency?

Reliability and validity reliability and validity are two important considerations that must be made with any type of data collection. reliability refers to the ability to consistently produce a given result. in the context of psychological research, this would mean that any instruments or tools used to collect data do so in consistent, reproducible ways. unfortunately, being consistent in measurement does not necessarily mean that you have measured something correctly. to illustrate this concept, consider a kitchen scale that would be used to measure the weight of cereal that you eat in the morning. if the scale is not properly calibrated, it may consistently under- or overestimate the amount of cereal that’s being measured. while the scale is highly reliable in producing consistent results (e. g., the same amount of cereal poured onto the scale produces the same reading each time), those results are incorrect. this is where validity comes into play. validity refers to the extent to which a given instrument or tool accurately measures what it’s supposed to measure. while any valid measure is by necessity reliable, the reverse is not necessarily true. researchers strive to use instruments that are both highly reliable and valid.

Take it all away has a cost of equity of 11.11 percent, a pretax cost of debt of 5.36 percent, and a tax rate of 40 percent. the company's capital structure consists of 67 percent debt on a book value basis, but debt is 33 percent of the company's value on a market value basis. what is the company's wacc