Hacker News Reader

The research involved conducting interviews and gathering information on the 87 U.S. startup companies valued at over $1 billion (as of January 1, 2016) that have yet to become publicly traded on the U.S. stock market and are tracked by The Wall Street Journal and Dow Jones VentureSource.

The report runs on 30 or so pages and includes descriptions of companies with immigrants in key positions and, how they came to the US, and mini-bios of many of them.

that's what is called "a study"

'study' doesn't always mean collecting primary data.

Shouldn't all news articles start with the word 'Study' then since all of them require some sort of data gathering?