Abstract: This paper presents a high-efficiency switched-capacitor DC-DC converter implementing a negative unity voltage conversion ratio. Based on a charge pump architecture, the proposed design ...

China’s renminbi is lagging the currencies of key trading partners, making Chinese goods and services cheap and helping to drive exports. By Keith Bradsher Reporting from Beijing A night at the ...

Through layers of intermediaries, stablecoins can be moved, swapped and mixed into pools of other funds in ways that are difficult to trace, experts say. Credit...Jeremy Leung Supported by By Aaron ...