"effective" - key terms from Wikipedia

annual effective	discount rate
antiterrorism and effective	death penalty
attacks are most effective	against
cost effective
effective
effective	address
effective	against
effective	against most
effective	annual
effective	apr
effective	average
effective	casualty radius
effective	charge
effective	clock
effective	cost per
effective	cost per action
effective	death penalty act
effective	degrees of freedom
effective	dose
effective	duration
effective	exchange rate
effective	exhaust velocity
effective	field
effective	field theory
effective	focal length
effective	interest rate
effective	internal control
effective	labor
effective	leadership
effective	marginal
effective	mass
effective	pc address
effective	range
effective	refractive index
effective	spread
effective	stress
effective	tax rate
effective	temperature
effective	theory
effective	threshold
habits of highly effective	people
less effective
maximum effective	range
mhz effective
more effective
per unit of effective	labor
round has a maximum effective
safe and effective
seven habits of highly effective
treated with antibiotics effective	against