1. El precio de una empresa es igual a su costo marginal a corto plazo, a largo plazo o a los dos plazos? Explique.
2. El precio de una empresa competitiva es igual al mnimo del costo total promedio a corto plazo, a largo plazo o a los dos plazos? Explique.
3. Las curvas de oferta del mercado son por lo general ms elsticas a corto o a largo plazo? Explique.

Translation to English

1. Is the price of a company equal to its marginal cost in the short term, in the long term, or in both terms? Explain.
2. Is the price of a competitive firm equal to the minimum of the short-term, long-term, or both-term average total cost? Explain.
3. Are market supply curves generally more elastic in the short or long term? Explain.