The COVID-19 pandemic has hit Australia hard and the authorities have been still debating how to rollout the COVID-19 related-vaccines safely and effectively. You are required to discuss the following.

a) What allocation methods have been used in Australia to decide who should get the vaccines first? Do you think these allocation methods are fair and equitable?

b) Is it possible to leave it to the market to decide who should get the vaccines through the price mechanism if we only have a limited quantity of vaccines? What would happen

c) Should the vaccines be free considering their positive externalities?