Making a long journey into food - poor waters is a risky endeavor, so biologists expect sharks get some kind of big payoff, perhaps in mating. (sciencenews.org)
Ultimately, retailers stand to earn a much bigger payoff from returns prevention. (entrepreneur.com)
So, the point would be that efforts put into reducing population would have a much bigger payoff much quicker than what you are saying. (realclimate.org)