A: Economic self-interest refers to the financial theory that says people should make economic decisions based upon the best outcome for themselves. Self-interest is defined as a way of promoting activities and beliefs that serve to benefit the person making the decision over any other parties involved.
Updated June 20, 2016. A red blood cell (RBC) count is a type of blood test that can provide information about how many red blood cells are in a person's blood. Knowing why your doctor ordered an RBC count and what the results of your RBC count mean is important in understanding how it relates to your health. The RBC count test might sometimes be done as one piece of a more comprehensive blood test, which is called a complete blood cell (CBC) count.
The RBC count is almost always part of the CBC (complete blood count) test. The test can help diagnose different kinds of anemia (low number of RBCs) and other conditions affecting red blood cells. Additional conditions under which an RBC count may be performed: Disease that damages kidney blood vessels (Alport syndrome)