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G2A.COM Limited (commonly referred to as G2A) is a digital marketplace headquartered in the Netherlands, [1] [2] with offices in Poland and Hong Kong. [ 3 ] [ 4 ] The site operates in the resale of gaming offers and others digital items by the use of redemption keys .
A Systemically Important Payment System ( SIPS) is a payment systems whose failure could potentially endanger the operation of the whole economy. In general, these are the major payment clearing systems or real-time gross settlement systems of individual countries, but in the case of Europe, there are certain pan-European payment systems.
Free banking is a monetary arrangement where banks are free to issue their own paper currency ( banknotes) while also being subject to no special regulations beyond those applicable to most enterprises. In a free banking system, market forces control the total quantity of banknotes and deposits that can be supported by any given stock of cash ...
Subprime Crisis Diagram. Financial contagion refers to "the spread of market disturbances – mostly on the downside – from one country to the other, a process observed through co-movements in exchange rates, stock prices, sovereign spreads, and capital flows". [ 1] Financial contagion can be a potential risk for countries who are trying to ...
Carding (fraud) Carding refers not only to payment card based fraud, but also to a range of related activities and services. Carding is a term of the trafficking and unauthorized use of credit cards. [ 1] The stolen credit cards or credit card numbers are then used to buy prepaid gift cards to cover up the tracks. [ 2]
A digital bank represents a virtual process that includes online banking, mobile banking, and beyond. As an end-to-end platform, digital banking must encompass the front end that consumers see, the back end that bankers see through their servers and admin control panels, and the middleware that connects these nodes. Ultimately, a digital bank ...
To correct the problems of the "Free Banking" era, Congress passed the National Banking Acts of 1863 and 1864, which created the United States National Banking System and provided for a system of banks to be chartered by the federal government. The National Bank Act encouraged development of a national currency backed by bank holdings of U.S ...
Wiesner's quantum money scheme was first published in 1983. [1] A formal proof of security, using techniques from semidefinite programming, was given in 2013. [2]In addition to a unique serial number on each bank note (these notes are actually more like cheques, since a verification step with the bank is required for each transaction), there is a series of isolated two-state quantum systems. [3]