The Lophophore. the Phoronida. The lophophore can most easily be described as a ring of tentacles, but it is often horseshoe-shaped or coiled. Phoronids have their lophophores in plain view, as shown above, but brachiopods like the one below must be opened wide in order to get a good view of their lophophore.
Definition. The effect of aggregate supply and demand in a market environment on the prices of goods and services. Market forces will cause prices to increase when supply decreases or demand increases, whereas prices will fall when demand decreases or supply increases.
the forces of supply and demand in the market place. Due to the concept of economic freedom, the basic. economic questions are answered in a market (capitalist) system by individuals acting in their own. interest in the market place. Central to the belief in economic freedom is the concept of private property. Goods and services and.