Question

Will demand curves have the same exact shape in

all markets? If not, how will they differ?

Short answer

Demand curves have different shapes depending upon the type of market.

Step-by-step solution

Step 1.Demand curves shapes vary from market to market.

For perfect competition, the market demand curve is a horizontal line that indicates prices are the same for every unit sold.

Step 2.monopoly firm 

The demand curve for a monopoly firm is the market demand curve(downward sloping) that shows, a firm can sell more output by lowering the price.

Step 3.monopolistic competition 

The demand curve shape for the monopolistic competition is downward sloping which shows, a monopolistic competitor, can gain more buyers by decreasing its price and without losing all of its buyers can increase the price of its goods