Potential investors use others, some of which are published in the national press.
But what should they - and individual investors - use instead?
Couldn't local investors use the dollars to create their own new businesses?
Investors in that market could surely use some good news.
Some investors use the size of a company as the basis for investing.
European investors, especially in Britain, have long used private capital to buy companies.
He thought they should be only one tool of many that investors used to make business decisions.
"I also hope investors will use the survey, if they're paying too much, to ask for a better deal," she said.
But numbers are not the only tools investors should use to judge a new offering.
Investors have used covered call strategies for more than three decades.