Suppose you are currently working for $12 per hour. According to the idea of the neutrality of money, if the aggregate price level tripled, your wage should adjust to become $ per hour.

An electronics store is running a promotion where for every video game purchased, the customer receives a coupon upon checkout to purchase a second game at a 50% discount. the coupons expire in one year. the store normally recognized a gross profit margin of 40% of the selling price on video games. how would the store account for a purchase using the discount coupon?