He says he has another, and previously unheard of, solution to the struggle between Marxists underconsumptionists (Keynesians) and falling rate of profit Marxists. And that there is something in the undercopnsumption theories, though it is wrong in overall. I have not yet discovered what the new ‘solution’ might be.

“But the planned economy of the transition period, even though based upon the law of value, violates it at every step and fixes relationships of unequal exchange between different branches of the economy, in the first instance between industry and agriculture… For the whole force of these formulas lies in the fact that they disregard budgets and plans and tariffs and, in general, all forms of governmentally planned intervention, and that they bring out the necessary lawfulness in the play of the blind forces of the market, disciplined by the law of value. Were the internal Soviet market “freed” and the monopoly of foreign trade abolished, then the exchange between city and village would become incomparably more equal and accumulation in the in the village — kulak or farmer– capitalist accumulation, course — would take its course, and it would soon become evident that Marx’s formulas apply also to agriculture.”

1. 332 Writings of Leon Trotsky (1930)