Robert Kelly is managing director of XTS Energy LLC, and has more than three decades of experience as a business executive. He is a professor of economics and has raised more than $4.5 billion in ...

Carol M. Kopp edits features on a wide range of subjects for Investopedia, including investing, personal finance, retirement planning, taxes, business management, and career development. Khadija ...

North Korean leader Kim Jong Un warns of possible food shortages during a Workers' Party meeting in Pyongyang, North Korea, June 15, 2021. The Democratic People’s Republic of Korea (DPRK) remains one ...

Gene expression profiling is the determination of the pattern of genes expressed, at the level of transcription, under specific circumstances or in a specific cell to give a global picture of cellular ...