The company that first manufactured the first valentine card in the early 1900s is called the Hallmark or Hall Bros.
<h3>What is the Hallmark or Hall Bros?</h3>
The company known as Hallmark or Hall Bros sold its first Valentine's Day cards in 1913.
Prior to this, the postcard designs were purchased from another company, but in 1916, the company began producing its own Valentine's Day card designs.
In conclusion, the company that first manufactured the first valentine card in the early 1900s is called the Hallmark or Hall Bros.
Read more about postcard designs
<em>brainly.com/question/8196719</em>
The monopolist's profit maximizing level of output is found by equating its marginal revenue with its marginal cost, which is the same profit maximizing condition that a perfectly competitive firm uses to determine its equilibrium level of output. Indeed, the condition that marginal revenue equal marginal cost is used to determine the profit maximizing level of output of every firm, regardless of the market structure in which the firm is operating.
C) the wind. It's also cleaner, too.
