'tangible influence' is correct and usable in written English.
You can use it when referring to an influence that can be experienced or seen. For example: The tangible influence of the new company on the local economy has been positive.
He said he changed to law to have a more tangible influence on the world.
"Whatever takes their place will have a real and tangible influence on the city's aesthetic".
Critics of Germany's détente with both countries have been marginalised and deprived of any tangible influence on German politics.
Even if the F.D.A. is granted more authority and resources with a new food safety bill, Dr. Acheson said it would take several years for the new rules to have a tangible influence.
The letters offer tantalising evidence that it was within the realm of Prince Charles's longstanding interest in homeopathy and alternative medicine that the heir to the throne was able to wield tangible influence over government policy.
"Syria is the only country in the Middle East which follows our advice, this is the country where we can exercise certain tangible influence," says Ruslan Pukhov.
I would say so, and the proof is James Blake's debut album, which went beyond retro and synthesised a completely fresh production language out of a set of tangible influences.
Abelson et al. [67] describe this arduous interconnection: "Even when fully supported, public deliberation operates within a complex array of organisational settings and political structures that shape the degree and manner in which it is likely to exert tangible influences on policy making and other aspects of collective problem-solving".
It is a testament to Brown's enduring influence, tangible proof that he did not lose his coaching mojo during one comically bad season in New York three years ago.
It will be that the U.S will start to accept that Russia (like the U.S) has a tangible sphere of influence which must not be meddled with.
Whatever your interpretation of "all politics is local" (usually attributed to Tip O'Neil, etymologist, Barry Popik asserts that the phrase was coined by Washington AP bureau chief, Byron Price), I think we can all agree that local elections have tangible and pivotal influence in building and nurturing the foundation of all politics.
