Supply (Dentists)
	n The sellers in this market are dentists. – dentists want to maximize their profits. n What are profits and how can they be maximized? – Dentists earn money (revenue) by selling their services e.g. by placing crowns, etc. – Out of this revenue they need to pay for the factors they use to produce the treatment (costs) » e.g. pay their receptionist, pay the rent or pay for a new x-ray processor. Profit is the excess of revenue over costs.