production costs, demand, and competition
influences on prices. as the chart suggests, prices that farmers receive for their commodities and other products depend on supply and demand factors. the amount of output available from other farmers, from imports, or the extent to which other products represent good substitutes affect the supply side. demand for the product can ultimately be traced back from the consumer through the value chain. manufacturers will base their orders on expectations of demand. if demand is expected to be high, prices will tend to rise; if less demand is expected, prices are more likely to decrease.
they do because in every information there will be a speck of truth in it.
ito po ang mga example sa mga gupit na maayos sa mga barber shop: