How sucessful was Lenin's NEP?

It can be argued that the NEP dealt successfuly to some the problems it was designed to solve in the period 1921-4 but there were limitations to its sucess.

Once the victory had been achieved against the Whites in 1921, Lenin began to focus on rebuilding the Russian economy as war communism had caused industrial and agricultural production to decrease. The decrease in agriculutrual produce had been a particular problem as it resulted in a fame. Moreover, the Kronstadt rising made Lenin aware that war communism was not truly working as the Kronstadt sailors had initially supported the Bolshevik policies but now they no longer did thus changes needed to be made to the economy so Lenin introduced NEP.

Firsly, regarding the famine, the NEP sucessfully ended this. During war…