Well, there's China.
First response is accurate. A another example is the government of the Democratic Peoples Republic of Korea. This is commonly referred to as North Korea. Although China is run by a communist party, it is a huge nation and has a huge government. Speaking in terms of oligarchy, only elite members of the Party run the government ( to a large extent ) But based on its size, there would be opportunities for other party members to take part in the government. In the case of North Korea, the oligarchy seems to be smaller, almost a "family affair" as the Communist Party there has been under control of a communist "family" the current top leader is a son of the last communist leader.
yes
There are no countries with the government of an oligarchy today. Some argue many Western European countries are, but in reality they are not.
united states
Japan was an oligarchy in the Meiji period that lasted until 1912.
Burma has a junta government. That is a form of oligarchy.
which people have formed an economic oligarchy in several latin American countries
china
Philippines
All the usual modes of transportation that exist in other countries also exist in Australia.
There are no countries in Europe or the world who have an oligarch government. The oligarchy was created in Ancient Greece and it is a rule by a small group of people, usually the wealthiest.
Oligraphic is not a word. Perhaps you mean oligarch countries, which are countries that have an oligarchy. An oligarchy is rule by a select few individuals (of which are most likely the most wealthy). No countries today are oligarchies. Oligarchies were present in Ancient Greece.
An example of Oligarchy was in south Africa at the time of Apartheid.
Multinational companies exist so they do businesses with other countries. Multinational countries follows the law and regulations of the countries they work with.