The short-term demand for crude oil in Country A in 2008 can be approximated by q equals f (p )equals 1 comma 858 comma 635 p Superscript negative 0.07, where p represents the price of crude oil in dollars per barrel and q represents the per capita consumption of crude oil. Calculate and interpret the elasticity of demand when the price is $64 per barrel.

Plastic and steel are substitutes in the production of body panels for certain automobiles. if the price of plastic increases, with other things remaining the same, we would expect: a) the demand curve for plastic to shift to the left. b) the price of steel to fall. c) the demand curve for steel to shift to the left d) nothing to happen to steel because it is only a substitute for plastic. e) the demand curve for steel to shift to the right

Is will able to claim r.j. as a qualifying child for the earned income credit (eic)?

The average cost of one year at a private college in 2012-2013 is $43,289. the average grant aid received by a student at a private college in 2012-2013 is $15,680.what is the average student contribution for one year at a private college in 2012-2013?