In his own words, economics is dismal for “finding the secret of this Universe in 'supply and demand,' and reducing the duty of human governors to that of letting men alone.”
Instead, the “idle Black man in the West Indies” should be “compelled to work as he was fit, and to do the Maker's will who had constructed him.”
Carlyle was also arguing for the reintroduction of slavery as a means to regulate the labor market in the West Indies.
It is indeed abominable to leave people alone without compulsion and coercion. What a horror.