But these protective concerns can themselves produce negative effects.
They rarely yield immediate results, and sometimes they produce negative reactions.
The nearly universal celebration of Jackie Robinson's triumph notwithstanding, integration would produce negative as well as positive consequences".
"If we control rigorously for bias, by using proper sham needles, the trials tend to produce negative results," Ernst says.
On the other hand, solvation between dissimilar molecules tends to produce negative deviations from Raoult's law.
But it takes weeks, and sometimes longer, for blood tests to detect antibodies; a test taken too soon will produce negative results.
The latter is about companies managing their business processes to produce positive outcomes, or at least not to produce negative outcomes for society.
But it can also be — as another Italian, Machiavelli, advises — that lies should be avoided because they produce negative consequences for the liar.
Metallic ions, organic acids, inorganic acids, and glycerol produce negative responses, but it is not clear whether these molecules act via receptors or via an alternative mechanism.
Biden, a 36-year Senate veteran, had earlier dropped his own bid for the nomination, but he was a proven commodity unlikely to produce negative surprises.
Sigmund Freud had argued that traumatic events in childhood could produce negative feelings in adulthood, and it was reasonable to assume that those feelings could lead to addiction, depression, and even suicide.
