Province of Massa and Carrara based on the production of the famous white Carrara marble, has now shifted to the importation and fabrication of blocks of marble and granite from all over the world. Province of Massa and Carrara The Province of Massa-Carrara () is a province in the Tuscany region of central Italy. It is named after the two main towns in its territory: Carrara and Massa, its capital. The province of "Massa e Carrara" was born in 1859 from the separation of the Lunigiana and the Garfagnana from the Ducato of Modena. Originally it was composed of three "Circondari": I° "Circondario of Massa
Economic region of production that increases in both capital and labour are required to produce a given fixed quantity of output. The ridge lines are the combination of points where marginal product (MP) of one of the factors is zero. The theory entails that there is a limit to how much one factor can be substituted for another. When production reaches a point where substitution between the factors becomes impossible (MP), the isoquant becomes positively sloping. No rational entrepreneur will operate at a point outside the ridge lines (Region of Economic Nonsense). Economic region of production In economics, the economic region of production is