How did humanism contribute to the rise of merchant and middle class's?

Humanism emphasized the value of individual achievement and intellectualism, which led to an increase in literacy and education among the merchant and middle classes. This in turn facilitated their upward mobility and economic success as they became more knowledgeable and skilled in business practices. Humanism also promoted the idea of social mobility based on merit rather than solely on inherited status, creating opportunities for talented individuals from these classes to rise in society.