While the shadow economy seems to have both positive and negative effects on a country’s macroeconomy, almost all governments have attempted to control the shadow economy to prevent the loss of tax re
Yemen: Shadow economy, percent of GDP: The latest value from 2015 is 28.81 percent, an increase from 27.61 percent in 2014. In comparison, the world average is 27.78 percent, based on data from 158 co