[223d]
Theaetetus
How so?Stranger
We make this distinction—calling the part which sells a man's own productions the selling of one's own, and the other, which exchanges the works of others, exchange.Theaetetus
Certainly.Stranger
Well, then, that part of exchange which is carried on in the city, amounting to about half of it, is called retailing, is it not?Theaetetus
Yes.Stranger
And that which exchanges goods from city to city by purchase and sale is called merchandising?Theaetetus
Certainly.Stranger
And have we not observed that one part
How so?Stranger
We make this distinction—calling the part which sells a man's own productions the selling of one's own, and the other, which exchanges the works of others, exchange.Theaetetus
Certainly.Stranger
Well, then, that part of exchange which is carried on in the city, amounting to about half of it, is called retailing, is it not?Theaetetus
Yes.Stranger
And that which exchanges goods from city to city by purchase and sale is called merchandising?Theaetetus
Certainly.Stranger
And have we not observed that one part