Ferguson, however, has built a squad with a mix of long-serving veterans such as Ryan Giggs and Paul Scholes as well as younger talents including summer signings Javier Hernandez, Chris Smalling and Bebe.
"Over the last two or three years we have seen very wealthy owners become part of football clubs and therefore go on this kamikaze effort to spend their money," he added.
Hernandez hopes to win titles
"Some people may think it could be dangerous, and I don't see it abating. The kind of spending we are seeing at the moment will be here for two or three years, until such time as they understand you can't necessarily achieve all the time by spending."
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