The chart above shows economic output as it relates to land area.  The countries to the top left of the diagonal line have a gross domestic product (GDP) of over one million international dollars per square kilometer, while countries to the bottom right have a GDP that is less than one million dollars per square kilometer.  Ecuador, Colombia, and Chile have the largest ratio of GDP to area whereas Paraguay, Suriname, and Guyana have the smallest ratio of GDP to area.

The chart above shows economic output as it relates to land area.  The countries to the top left of the diagonal line have a gross domestic product (GDP) of over one million international dollars per square kilometer, while countries to the bottom right have a GDP that is less than one million dollars per square kilometer.  Puerto Rico, Trinidad and Tobago, and Barbados have the largest ratio of GDP to area whereas Nicaragua, Canada, and Belize have the smallest ratio of GDP to area.

Worldwide, the inverse correlation between the strength of the shadow economy and the minimum wage is pretty strong.  As the proportion of the shadow economy decreases, the minimum wage tends to go up.

In Oceania, the inverse correlation between the strength of the shadow economy and the minimum wage is extremely strong.  However, the sample size if four countries so it needs more data.

In Africa, the inverse correlation between the strength of the shadow economy and the minimum wage is very weak.  There is no real relationship between the strength of the shadow economy and minimum wage.

In Asia, the inverse correlation between the strength of the shadow economy and the minimum wage is very weak.  There is no real relationship between the strength of the shadow economy and minimum wage.

In Europe, the inverse correlation between the strength of the shadow economy and the minimum wage is very strong.  As the shadow economy weakens, the minimum wage tends to be higher.

In South America, the inverse correlation between the strength of the shadow economy and the minimum wage is pretty weak.  There is no real relationship between the strength of the shadow economy and minimum wage.

In North America, the inverse correlation between the strength of the shadow economy and the minimum wage is somewhat strong.  As the proportion of the shadow economy decreases, the minimum wage tends to go up.

Worldwide, the correlation between economic strength and the minimum wage is pretty strong.  Most countries have low minimum wages and a small per capita GDP PPP.