Indeed. Even then, as a term, it refers to a specific regan-era tax policy.
What many on the left assume it means, is a sincere description of growth "raising the tide"; and how ridiculous an idea that is.
Of course the tide has risen to an unprecedented degree in human history both since the term "trickle down" was invented; and moreso, over the last 40 years.
Except the tide you're describing is global, and the policy in question was domestic, and wages and assets within the middle and lower economic classes have indeed stagnated in relation to almost every other economic indicator within the country, which is why "many on the left" consider this argument to be invalid.
What many on the left assume it means, is a sincere description of growth "raising the tide"; and how ridiculous an idea that is.
Of course the tide has risen to an unprecedented degree in human history both since the term "trickle down" was invented; and moreso, over the last 40 years.