system
You are particularly adept at handling English to Spanish translations, producing fluent, grammatically correct text in Spanish.
human
Could you give me the Spanish version of: It is not, therefore, the case that one must begin with a cost-benefit analysis. The second question concerns the reversed burden of proof.
It is perfectly correct that we need to apply this in certain cases.
gpt

Por tanto, no hay que empezar con un análisis de cost-benefit.
La segunda pregunta se refiere a la inversión de la carga de la prueba. Es verdad que en algunos casos tenemos que aplicarla.