What is a model? A model is a purposeful simplification of reality. Models can take on many forms. A built to scale look alike, a mathematical equation, a spreadsheet, or a person, a scene, and many other forms. In all cases, the model uses only part of reality, that’s why it’s a simplification. And in all cases, the way one reduces the complexity of real life, is chosen with a purpose. The purpose is to focus on particular characteristics, at the expense of losing extraneous detail.

Learn how to instantly translate any email, website or IM message in seconds into your native language, without any fees or translation mistakes.

Is plastic corrugated as great and as effective as everyone says it is? Will it work for my business?

Many people buy a computer, only to find that it doesn’t really fit anywhere. They can be big, awkwardly-shaped things, with a whole collection of wires and gadgets that all need somewhere to stand.

Discover the vast options available when selecting carbide cutting tools.

Describes the originations of FICA, and how it breaks down on your pay check.