RISE!
The more producers that have to compete with each other on the market, the more chance there is that each will try to draw any business by lowering its price to the consumer.
Sometimes, questions like this can be solved by imagining the ultimate scenario:
Imagine for a moment that suddenly ALL tennis ball producers closed down except one. That one could ask almost any price for its tennis balls that a large proportion of players was prepared to pay ... the company would have much trouble in managing to cater for everyone anyway - until it had time to expand and meet market demand.
In a perfectly competitive market, marginal revenue is equal to price.
In a perfectly competitive market, the price is equal to the marginal revenue.
Yes, in a perfectly competitive market, marginal revenue equals price.
A diagram of a perfectly competitive market typically shows a horizontal demand curve representing perfect competition, a horizontal supply curve at the market price, and a point where supply equals demand to show equilibrium. It also includes the producer and consumer surplus to illustrate market efficiency.
There is no such thing as a perfectly competitive market. It is merely a economic model to compare other market structures to. Cigarette market is more likely a oligopoly.
By Market Force
In a perfectly competitive market, there are many buyers and sellers, products are identical, and there is easy entry and exit. Prices are determined by supply and demand. In a non-perfectly competitive market, there may be barriers to entry, products are differentiated, and firms have some control over prices.
no
Perfectly competitive firms would not advertise as advertising would serve no purpose. A market that is perfectly competitive exists only in theory.
poultry market rice market
Yes
A monopolist is a single seller in the market, while a perfectly competitive firm is one of many sellers. A monopolist has the power to set prices, while a perfectly competitive firm is a price taker and must accept the market price. This difference in market structure leads to monopolists typically charging higher prices and producing less output compared to perfectly competitive firms.