What word means a type of government where states and the federal government share power?

Iam gonna fail this class ! in 2001 mexico imposed a 20% tax on all soft drinks not made from sugar cane high fractals corn sit-up which is made from corn,is often used in place of cane sugar to manufacture soft drinks. which nation would most likely be impacted by mexico’s policy change?

In japan, the had nearly total power, but he was also assisted by

Which word refers to an agreement between the states? a tariff a compact reserved power emancipation