According to Varian, one implication of network externalities is that the government may need to intervene to an example being the role it played in the creation of the build critical mass; fax machine impose a price ceiling; fax machine build critical mass; Internet impose a price ceiling: Internet Question 24 1 pts Legal tender laws are government laws requiring that a currency issued by the government be accepted for payments of According to Kohn, these laws the main reason why fiat money is widely accepted in payment. all kinds; are not private debts and taxes; are all kinds; are private debts and taxes; are not In check payments, positive pay is designed mainly to protect the from while check guarantee cards are designed mainly to protect the from payee; insufficient funds; payer; fraud payee: fraud; payer; fraud payer: insufficient funds; payee; fraud payer; fraud; payee; insufficient funds Which of the following are examples (is an example) of debit pull payment methods? 1. A homeowner writes a check to Spire to pay her monthly gas bill. 2. An investor completes the purchase of an office building by sending a payment to the owner over Fedwire. 3 . The federal government deposits coronavirus stimulus payments in people's bank accounts. 1 and 2 1 and 3 2 and 3 1 only