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 ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Vikki Velasquez is a researcher and writer ...

These qualifications are designed for practising middle managers and leaders at operations, division, departmental or specialist level, who are typically accountable to a senior manager or business ...

Abstract: Penguin colony detection is an important part in Antarctic research and is significant for global ecological conservation. Meanwhile, the emperor penguin (Aptenodytes forsteri) urgently ...

Abstract: This article is induced by novel decision-making settings entailed in supply chains in the wake of the global tariff crisis in spring 2025. Their context and scope differ from traditional ...