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adj. Of the nature of, including, or involving supposition.

n. Grammar A conjunction, such as if or providing, that introduces a supposition.

n. A word denoting or implying supposition.

adj. Including or implying supposition, or hypothesis; supposed.

n. A word denoting or implying supposition, as the words if, granting, provided, etc.

Supposed; including or implying supposition.

n. A conditional or continuative conjunction, as if, granted, provided.

"Hasset is suppositive in tone throughout and offers some theoretically sound speculation on what may be occuring, and may occur in the future, with regards to democratic and authoritarian economies."

suppositive notion   

supposed