1.,Consider the following information. The price of steak falls from $6 to $4 and the quantity demanded of chicken falls rom 50 units to 40 units a month. Calculate the cross elasticity of demand. Are steak and chicken substitutes or complements? Also, if the price of steak falls, what happens to the demand curve for chicken? Does it shift to the left or to the right? Explain why the demand curve for chicken ' shifts to the left or to the right when the price of steak falls