Why do people always want to fight? (wars and stuff)

Cindy is 18 years old. cindy's parents and her 23-year old brother rich are going away for the weekend. renee, cindy's best friend, is pressuring her to throw a huge saturday night party for all their friends since no one will be home. renee even asked rich if he could pick up a few kegs for them. rich brought back two kegs of beer, a bottle of vodka, and a few bottles of wine, which he hid in the basement. renee also spread the word around school for everyone to show up. cindy now has over $100 worth of alcohol hid in the basement, an empty house for the weekend, and several friends expected to show. what should she do?

In a small, closed economy, national income (gdp) is $350 million for the current year. individuals have spent $100 million on the consumption of goods and services. they have paid a total of $60 million in taxes and the government has spent $75 million on goods and services this year. use this information and the national income identity to answer the questions. how much does the economy spend on investment?

Which of the following  bestillustrates a negative reinforcer?               a.  copland gives up candy to stave off chronic acid indigestion.    b.  nancy learns that she prefers chocolate over vanilla.    c.  carmine changes his major to english lit after failing a math exam.    d.  on a hot day, lindberg always drinks lemonade.