Publicly held companies, or private companies that apply for credit, must have routine audits of financial transactions conducted. Outside agencies, not affiliated with the company, perform these ...

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 ...

Considerable controversy has taken place between those who favor quota sampling and those who advocate area sampling in opinion polling. This article does not attempt to give a final solution to the ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Representative sampling and random sampling ...

A whole range of sampling techniques that can be coupled to a GC are covered in detail on day 3, including theory, optimisation and applications. This includes thermal desorption (TD) & extraction; ...

If you would like to learn more about the IAEA’s work, sign up for our weekly updates containing our most important news, multimedia and more. This publication, edited by Stéfan Arnórsson, is designed ...