The Price to Earnings (P/E) ratio, a key valuation measure, is calculated by dividing the stock's most recent closing price by the sum of the diluted earnings per share from continuing operations for ...

A high-throughput, robust and reliable method for simultaneous analysis of five carotenoids, four chlorophylls and one tocopherol was developed for rapid screening large sample populations to ...

Exclusive: Venezuela's PDVSA selling oil only to individually licensed companies, sources say Venezuela's state-run oil company PDVSA has refused to sell oil to companies without individual U.S.