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Numismatics is the study or collection of currency, including coins, tokens, paper money, medals, and related objects. Specialists, known as numismatists , are often characterized as students or collectors of coins , but the discipline also includes the broader study of money and other means of payment used to resolve debts and exchange goods .
In the final era of global metal-based money, i.e. the first quarter of the 20th century, monometallic gold use has been the standard. Zimbabwe has a multi-currency system that recognizes the gold Mosi-oa-Tunya (coin) and the ZiG, a digital token backed by gold, as legal tender in parallel with the Zimbabwean dollar (2019–2024) and the US dollar.
The money multiplier theory presents the process of creating commercial bank money as a multiple (greater than 1) of the amount of base money created by the country's central bank, the multiple itself being a function of the legal regulation of banks imposed by financial regulators (e.g., potential reserve requirements) beside the business ...
One of the largest bullion coins in the world was the 10,000-dollar Australian Gold Nugget coin minted in Australia, which consists of a full kilogram of 99.9% pure gold. In 2012, the Perth Mint produced a 1-tonne coin of 99.99% pure gold with a face value of $1 million AUD, making it the largest minted coin in the world with a gold value of ...
Applied philosophy (philosophy from Greek: φιλοσοφία, philosophia, 'love of wisdom') is a branch of philosophy that studies philosophical problems of practical concern. The topic covers a broad spectrum of issues in environment , medicine , science , engineering , policy , law , politics , economics and education .
The three most important standards of the ancient Greek monetary system were the Attic standard, based on the Athenian drachma of 4.3 grams (2.8 pennyweights) of silver, the Corinthian standard based on the stater of 8.6 g (5.5 dwt) of silver, that was subdivided into three silver drachmas of 2.9 g (1.9 dwt), and the Aeginetan stater or didrachm of 12.2 g (7.8 dwt), based on a drachma of 6.1 g ...
By 1980, the Krugerrand accounted for more than 90% of the global gold coin market and was the number one choice for investors buying gold. However, during the 1980s and 1990s, Krugerrands fell out of favor as some Western countries forbade import of the Krugerrand because of its association with the apartheid government of South Africa.
A variant of the florin was the Rheingulden, minted by several German states encompassing the commercial centers of the Rhein River valley, under a series of monetary conventions starting in 1354, initially at a standard practically identical to the Florentine florin (98% gold, 3.54 grams). By 1419, the weight had been slightly reduced (to 3.51 ...