Packaged ramen noodles are an inferior good. If the price of packaged ramen noodles falls, the income effect is ____ and the substitution effect is ---- for the consumption of packaged ramen noodles. positive, positive negative, negative positive, negative negative, positive Pizza and pineapples are perfect complements. If the price of pineapples rises, consumption of pizza will ____ due to effects alone. rise, income fall, substitution fall, income rise, substitution A consumer spends all of their income on food and clothing. For this consumer, food is an inferior good. Which of the following must be true for this consumer? O Clothing is an inferior good. Clothing and food are perfect complements. Clothing is a normal good. O Clothing and food are perfect substitutes. A consumer spends all of their income on food and clothing. For this consumer, food is an inferior good. Which of the following must be true for this consumer? O The Engel curve for food must be upward sloping. The Engel curve for clothing must be upward sloping. The income elasticity of demand for food must be less than -1. The income elasticity of demand for clothing must be greater than 1