Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

In a unilateral contract, only one party is obligated. One party is making an offer and no one is obligated to take them up on it. For example, if a company offers a coupon for a certain percent off, ...

Chinese Vice-Premier Liu He, a special envoy of President Xi, talks to the media on Saturday after conducting "constructive consultations" with the US team in Washington on Thursday and Friday. [Photo ...