Quandl states: “With Quandl no one wastes time searching for, cleaning or transforming data.”
Anybody know if this applies to their free data, e.g.,
“Free Wiki EOD Stock Prices
End of day stock prices, dividends and splits for 3,000 US companies, curated by the Quandl community and released into the public domain.”
In general is it true that if you want data as cleaned as it gets in…