As the price of a product rises, the quantity supplied decreases

Pam buys only thread and fabric, and she buys the quantities that maximize her utility. Her marginal utility from a spool of thread is 30 units and her marginal utility from a yard of fabric is 60 units

If the price of a spool of thread is $4, then you are sure that the price of a yard of fabric is ________. A) $4 B) $2 C) $8 D) $12

The underground economy can be described as

A) production of intermediate goods and services. B) economic production that includes mining. C) production of infrastructure that spurs growth in the rest of the economy. D) economic activity that is hidden from the government to avoid taxes or because the activity is illegal.