"Money is always available if we need it," said Liverpool's Chief Executive.
"We're not going to give our plans away, but if we need to do something, we'll do it.
"We spent more money this summer than ever before. The whole business model for the Americans is based on success.
"There is no point investing in a new stadium and having a team that isn't successful - clearly I'm not going to quote figures but there hasn't been any change of budget."
