True, post WW2 Japans economy boomed and especially in that time they became a world economic power and today they are still one of the strongest economies in Asia.
The privatization process is related to the transfer of a state-owned company to the private sector. Vouchers can be used in this process. They were used in Central and Eastern European countries after the end of the Soviet Union, as an attempt to get past with the communist regime and embrace the free-market system. It is generally defined as a transfer of government holdings to the public for less than their full economic value. In some countries the transfer was practically free and foreign participation was forbidden.
The lord propietors, even tough the kind had full sovereignty over Carolina, were given some Powers to ensure to collect taxes and duties, establish civil structures and to keep order, also they could own some mineral field, they were avalaible to have some independent at some point.
The goverment of these colonies consisted in: A governor, a council and a populary elected assembly.
The goverments under propietary rule were similarly organized, the best know difference was who appointed the governing oficial, in these case could be the Lords Proprietors or the sovereign.
They contributed to World War 1 through the assassination of Archduke Franz Ferdinand. The Black Hand was part of a Pan-Slavist movement in which they wanted to unite territories of South Slave that had been annexed by Austria-Hungry. Hopefully this helps.
Pharos is a pretty good choice