BBC

Tim's Pronunciation Workshop: Can

Hi. I'm Tim and this is my pronunciation workshop. Here, I'm going to show you how English is really spoken. Come on, let's go inside. You see this? This is my lunch - well, either that, or it's some ...
BBC

Tim's Pronunciation Workshop: assimilation of /d/ and /b/

This is the eighth of eight voiced consonant programmes in our series of videos that explore the sounds of English. This is the eighth of eight voiceless consonant programmes in our series of videos ...
Investopedia

Nongovernmental Organization (NGO): Definition and How It Works

Peter Gratton, Ph.D., is a New Orleans-based editor and professor with over 20 years of experience in investing, risk management, and public policy. Peter began covering markets at Multex (Reuters) ...
Investopedia

What Is Variance in Statistics? Definition, Formula, and Example

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 ...