Adam Smith was one of the first economists to develop the underlying principles of rational choice ... individuals in an economy who make choices based on calculations and available information.

Screen resolutions have a pixel count such as 1600x1200, which means 1,600 horizontal pixels and 1,200 vertical pixels (see high-definition resolutions). Screen resolutions also have base names ...

Electrolytes are crucial for body processes such as conducting nerve impulses, contracting muscles, hydrating, and regulating pH levels. You need adequate electrolytes from your diet to keep your ...