Each consumer has in terms of resource constraints. So consumers will need to order a different intake before and after consideration of the restaurant car, either as useful to receive.
Individual consumers are limited in terms of resources. Therefore, consumers must order intake before and after taking into account the different utility issuer will receive the maximum.
Individual consumers have limitations in resources. Therefore, consumers will need to order before and after different consumption by considering the maximum โยช์น semantic tree is given.