In fact, they used the word element to talk about anything that was basic. Ancient Greek philosophers, for example, thought that everything consisted of four elements: earth, fire, water, and air. Other philosophers thought there were only two elements: sulfur and mercury.
The Internet was expected to eliminate search costs (Pereira 2005). For example, electronic commerce was predicted to cause disintermediation as search costs become low enough for end-consumers to incur them directly instead of employing retailers to do this for them.
Keywords are used on the Web in two different ways: 1) as search terms for search engines, and 2) words that identify the content of the website. 1) Search Engine Search Terms. Whenever you search for something using a search engine, you type keywords that tell the search engine what to search for.For example, if you are searching for used cars, you may enter used cars as your keywords. The search engine will then return Web pages with content relevant to your search terms.henever you search for something using a search engine, you type keywords that tell the search engine what to search for. For example, if you are searching for used cars, you may enter used cars as your keywords. The search engine will then return Web pages with content relevant to your search terms.