The price of a product is determined by the law of supply and demand. Consumers have a desire to acquire a product, and producers manufacture a supply to meet this demand. The equilibrium market price ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. David Kindness is a Certified Public Accountant (CPA) and an expert in the fields of ...

The genetic control of sex determination is becoming well understood in several animal systems, particularly Drosophila melanogaster, Caenorhabditis elegans and mammals. In plants, understanding the ...

Since ancient times, scientists and philosophers have pondered the fundamental question of what makes some organisms male and some female. Some hypotheses were at least plausible—Greek philosopher ...

There are a number of reasons why we may choose a particular romantic relationship. There are also various goals individuals may choose to pursue within a specific relationship too. In addition to ...

Self-determination can be defined as, “the means for experiencing quality of life consistent with one’s own values, preferences, strengths, and needs” (Turnbull & Turnbull, 2001, as cited in ...

Developed in the late 1970s and early 1980s by renowned psychologists Edward L. Deci and Richard M. Ryan, self-determination theory explores the pivotal role of motivation in shaping human behavior, ...

The authors developed a reliable spectrophotometric method for determining and measuring trace amounts of lead in various samples. Lead has long been recognized as a hazardous metal to fish and other ...

A letter of determination confirms a retirement plan's tax-advantaged status under ERISA. Employers using pre-approved plans generally don't need a determination letter. A determination letter doesn't ...