How old was hayley williams when she wrote misery business?

Increases in output and increases in the inflation rate have been linked to

The gorman group is a financial planning services firm owned and operated by nicole gorman. as of october 31, 2016, the end of the fiscal year, the accountant for the gorman group prepared an end-of-period spreadsheet, part of which follows:

Atennis club charges a monthly membership fee of $150 and charges it members $10 per hour to use a court. there's also $500 fee to become a member. stella joined the tennis club last spring, and she has been a member for 5 months. she has been playing 10 hours of tennis each month. stella values an hour of her time at $20. during a boring afternoon meeting, stella thinks about reserving a court to work on her serve for an hour tonight. what's stella's opportunity cost of working on her serve for an hour?