The phrase "upward effect" is correct and usable in written English.
It refers to the impact or influence of something that causes a positive or increasing change. Here is an example of how it can be used in a sentence: "The recent tax cuts had an upward effect on consumer spending, leading to a boost in the economy."
Alan Clarke, economist at Scotiabank, explained the expected upward effect on inflation, even though pump prices were falling.
There was also some upward effect from airfares, which picked up more than last summer despite sharply lower oil prices.
Another large upward effect came from seasonal food, with poor weather restricting continental supplies of salad items and leading to price rises in February.
The largest upward effect on consumer prices came from computer games and DVDs where prices rose this year but fell in July last year, the Office for National Statistics said.
City analysts and some retailers had predicted that the big drop in the value of the pound since the Brexit vote in June 2016 would cease to have a strong upward effect on prices by the end of this year.
Marginal tax-rate changes, such as those created by an expanding social safety net, cause deviations between the real hourly compensation shown in Chart 1 and the after-tax series shown in Chart 2. In theory, the downward marginal tax rate effect on after-tax real wages exceeds the upward effect on real hourly compensation.
There were no large upward effects.
The result, known as the Magnus effect, is an upward force on the ball, like the lift of an aeroplane wing, which helps the ball scoot over the turf.
Other forces acting upon helicopters include coning, the upward bending effect on blades caused by centrifugal force; Coriolis effect, the acceleration or deceleration of the blades caused by the flapping movement bringing them closer to (acceleration) or farther away from (deceleration) the axis of rotation; and drift, the tendency of the tail rotor thrust to move the helicopter in hover.
So much for an upward ripple effect.
The shape of the relation coincides across dependent variables, and the function simply consists of an upward level effect.
