October 20, 2007. Doujinshi manga (often shortened to doujin) are non-professional and/or self published comics. Doujinshi manga can be broken into two broad categories: fan-comics and original works. Fan-comics, much like fan-fiction, are based on established properties and created by fans of those properties. Original works are based on the doujinshi-ka's (creator) original ideas.
What is Purchasing Power Parity (PPP)? Why is it important? Purchasing power parity (PPP) is an economic term that calculates the relative value of different currencies.
PPP estimates the necessary adjustment needed on the exchange rate between countries in order for the exchange equivalent to be equal to each others purchasing power. Purchasing power parity (PPP) exchange rate is used to account for the fact that prices may be higher or lower in certain. countries. This is especially true of services such as haircuts which may cost $30 in the US but. only the equivalent of $5 in a developing country.