Thinking of a DGX store as a production plant, explain why Dollar General is opening smaller stores. Is Dollar General’s decision a long-run decision or a short-run decision?

Discount grocer Dollar General has the Millennial shopper in mind with a smaller-format 3,400-squarefoot DGX concept store. The idea of the smaller store concept is to better serve busy city-dwellers in a convenient, easy-to-shop format.