Speculativeness
[s'pekjʊlətɪvnəs]
Definition
(noun.) the quality of being a conclusion or opinion based on supposition and conjecture rather than on fact or investigation; 'her work is highly contentious because of its speculativeness and lack of supporting evidence'.
(noun.) financial risk; 'he rejected stocks that didn't pay dividends because of their speculativeness'.
Checker: Thelma--From WordNet