The economic development minister says spending money on consultants to promote the TT to a global audience is essential - to ensure the scope for expansion is fully tested.
North Douglas MHK John Houghton has accused DED of wasting money on external consultants, as it continues to investigate the concept of developing a TT world series.
But Laurence Skelly says it's essential the market for TT-branded events outside the Isle of Man is explored professionally:
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