It is normal to restrict inquiries of the world economy solely to human financial movement world economy is ordinarily decided in money related terms, even in cases in which there effective market to assist with valuating specific labor and products, or in cases in which an of autonomous examination, authentic information or government participation makes lay figures troublesome. Run of the mill models are unlawful medications and other undergrou market merchandise, which by any standard are a region of the planet economy, yet for wh is by definition no legitimate market of any sort