The power to negotiate the purchase of power from consumers is that it is in the hands of consumers. So consumers will be able to determine the price of an item is nice, or higher, as required.
The bargaining power of consumer purchasing power is in the hands of consumers. Therefore, consumers will be able to set the price closer to or higher as required.
The bargaining power of the consumer is purchasing power will be in the hands of consumers. Therefore, consumers will be able to identify the price near is down or rise as required.