What's a recent article that talks about 'price ceiling' and 'price floor', and 'market shortages' and 'surpluses of a good or service' from a MACROECONOMICS point of view. Please credible sources would be great.

Please break down the country's good or service and figure out whether it has a market shortage or surplus.

What are their supply and demand curves?

Predict the effect of changes in demand and supply on the equilibrium price and quantity.

What's the difference between consumer surplus and producer surplus.

Does the chosen country's good or service results in a market surplus or market shortage? Why?