If a vacation in Paris is a normal good, other things being equal, an increase in consumer income will increase the demand for travel to Paris

In the ______ century in the U.S., standards of hygiene were undergoing an enormous transformation

a. 16th b. 17th c. 18th d. 20th

In cases of extreme annual inflation, such as in thousands of percent or higher, people are no longer willing to hold currency or accept it from others

a. True b. False