'Lean on Pete' is the story of a boy and his horse, but it is never heart-warming - it ranges in tone from desperate to merely painful - and, while fascinating, it is never entertaining or redemptive. But if you want an unadorned portrait of American life (at least in some places) at the beginning of the 21st century, this is the book for you.
'Ape House' is an ambitious novel in several ways, for which it is to be admired, and it is certainly an easy read, but because Gruen is not quite prepared for the philosophical implications of her subject, it is not as deeply involving emotionally or as interesting thematically as it could be.
One of the profound effects of economics in our day is that the people with the money and the power have embraced the guilt-free, external-less, everything-will-turn-out-okay-in-the-end philosophy of economics in order to justify their own evil works. And the economists, for the most part, have sucked up to that money.