Financial Writer wanted to write on precious metals

I'm looking for a financial writer to write a weekly article, about 500 words, on macro trends in precious metals. Applicant should be able to research and write articles on their own. Adding charts / graphs and the ability to make them is a bonus but not required. Writer should be a fluent / native English speaker, and be able to deliver an article on a weekly basis with no spelling / punctuation errors.

When applying, please include your bid per 500 word article.