What is a commodity?

Commodity are basic raw materials with certain standards that are used with other goods, commodity are often the basis of the production of various finished goods or services and then referred to as commodities (something made based on commodity). Some examples of commodity are seen from their types: metal (gold, silver, platinum, and copper); energy (crude oil and natural gas); livestock and agriculture (beef, mutton, rice, wheat, corn, soybeans,…

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What factors contributed to the economic crisis in the United States of America?

The question above is actually also being asked by the people there (USA), and even the world community. With the value of each proportion (in percentage).

There are several things that need to be underlined, including:

1. it is known, that financial factors have contributed 18% or the largest of the 7 factors + others.
2. but, when viewed from consumer…

The database is like a library building ... every book (information) that enters must be properly placed (processed systematically), when a number of books come then the officer should be recorded like a book code, ISBN, publisher, author, book title, and others. If a bookcase is full then it must increase the amount, if one floor is full of bookcases then it should increase the number of floors, if one building is full of bookcases then it should increase the number of buildings.

In…