Question: Robert and Stephanie are using public key cryptography to exchange signed messages. Robert plans to send a signed message to Stephanie, and she will then

Robert and Stephanie are using public key cryptography to exchange signed messages. Robert plans to send a signed message to Stephanie, and she will then verify that the message indeed came from Robert. Which keys will be involved in this process?

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=+ c. Now suppose that Congress, concerned about the welfare of the working class, passes a law

=+requiring fi rms to pay workers a real wage of one unit of output. How does this wage compare to the equilibrium wage?

=+ d. Congress cannot dictate how many workers fi rms hire at the mandated wage. Given this fact, what are the effects of this law?