Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Thomas J. Brock is a CFA and CPA with more ...

According to a recent poll by Gallup.com, 59% of Americans believe that the amount they pay in income taxes is fair. The survey was based on a sample 1017 American adults. If the pollsters talked to ...

Abstract: Several theoretical analyses of the dynamics of particle swarms have been offered in the literature over the last decade. Virtually all rely on substantial simplifications, often including ...

Abstract: We proved that the phaseless sampling (PLS) in the linear-phase modulated shift-invariant space (SIS) V (eiα·φ), α = 0, is impossible even though the real-valued function φ enjoys the full ...

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Small business continues to be the heartbeat of the economy in DeKalb County. Here’s a sampling of small businesses that ...

Even before the dramatic raid that captured Venezuela’s president Nicolas Maduro, a plurality of American voters favored ...

Notable assay results include silver values up to 2,370 g/t Ag , lead exceeding 20% Pb , zinc values up to 19.25% Zn , ...

Discover why surface chemistry matters and how XPS imaging modes enable deeper insight into materials performance.

The Food Safety and Standards Authority of India (FSSAI) has directed states to conduct inspections and sampling of roasted chana and similar products for presence of a synthetic dye auramine. This ...

Monitoring forest health typically relies on remote sensing tools such as light detection and ranging (LiDAR), radar, and ...