SQ sells ties and currently has sales of 1,200 units a month, producing a revenue of £36,000. It competes with TR, who is now considering a price cut of 25%. The PED for SQ is –1.5 and the CED between the two products is 0.8.
a) Calculate the effect of TR’s price cut on the sales volume and revenue of SQ
How am I supposed to calculate the Cross Elasticity if I don't have the price of TR?