Pinot's Mom got it! It was -

"The only function of economic forecasting is to make astrology look respectable." One of JK Galbraith's.

I am just waiting to hear if she would like to host the next puzzle.

There were two Y's. I have added them on to the final score.

Pinot’s Mom E(7)+T(6)+H(1)+I(4)=29
Randi A(4)+N(5)=13 No D's Randi!
Kokopup O(11)=22
Lvpets2002B(1)+C(5)+Y(2)=8
Karen L(4)=4