The Struggle against Aggressive Tax Avoidance
by Karl-Martin Hentschel (2016) and Christopher Berker (2008)
Experts estimate that a fifth of world wealth is hidden from the tax authorities of states and considerable parts of international corporate profits are not taxed. According to the Real World Economic Review, corporations in 2018 bought back $214 billion of their own stock. Google and Amazon parked billions in shadow financial centers.
Aggressive tax avoidance makes a functioning state impossible.