If the government decided to provide the consumer a quantity subsidy of 5 birr on good X and ad valorem subsidy of 12% on consumption of good Y. Compute price elasticity of demand and supply at market equilibrium in A and B. Also comment on the nature of elasticities

If the government decided to provide the consumer a quantity subsidy
of 5 birr on good X and ad valorem subsidy of 12% on consumption of
good Y. Compute price elasticity of demand and supply at market
equilibrium in A and B. Also comment on the nature of elasticities