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U.S. dollar, the official currency of the United States, the world's dominant reserve currency and the most traded currency globally. Euro, the currency used by the most of countries and territories, the second-largest reserve currency and the second-most traded currency. Some currencies, such as the Abkhazian apsar, are not used in day-to-day ...
According to Lonergan, the term IoT was coined before smart phones, tablets, and devices as we know them today existed, and there is a long list of terms with varying degrees of overlap and technological convergence: Internet of things, Internet of everything (IoE), Internet of goods (supply chain), industrial Internet, pervasive computing ...
Trans-Saharan trade is trade between sub-Saharan Africa and North Africa that requires travel across the Sahara. Though this trade began in prehistoric times, the peak of trade extended from the 8th century until the early 17th century CE. The Sahara once had a different climate and environment. In Libya and Algeria, from at least 7000 BCE ...
William G. Preston. Freemasons' Hall, formerly the Savannah Cotton Exchange, was built in 1876 in Savannah, Georgia, United States. Its function was to provide King Cotton factors, brokers serving planters' interest in the market, a place to congregate and set the market value of cotton exported to larger markets such as New York City or London.
Australia is a federal parliamentary constitutional monarchy comprising six states and ten territories: the states of New South Wales, Victoria, Queensland, Tasmania, South Australia and Western Australia; the major mainland Australian Capital Territory and Northern Territory; and other minor or external territories.
Telegraphy is the long-distance transmission of messages where the sender uses symbolic codes, known to the recipient, rather than a physical exchange of an object bearing the message. Thus flag semaphore is a method of telegraphy, whereas pigeon post is not. Ancient signalling systems, although sometimes quite extensive and sophisticated as in ...
Hundi. A hundi for Rs 2500 of 1951, stamped in the Bombay Province with a pre-printed revenue stamp. A hundi or hundee is a financial instrument that was developed in Medieval India for use in trade and credit transactions. Hundis are used as a form of remittance instrument to transfer money from place to place, as a form of credit instrument ...
The use of a blockchain removes the characteristic of infinite reproducibility from a digital asset. It confirms that each unit of value was transferred only once, solving the long-standing problem of double-spending. A blockchain has been described as a value-exchange protocol.