Hobbled by foreign interventions, political instability, and natural disasters, the former French colony is paralyzed by multiple crises.

The winner of the presidential election this spring will heavily influence how France approaches foreign and domestic issues, including its future with the European Union.

With economic inequality at an all-time high, some U.S. presidential candidates are proposing dramatic shifts to the U.S. tax code. How have similar plans worked elsewhere in the world?