Setting aside any possible concern from the prior question, what would you say is the difference-in-differences estimate of the effect of air conditioning on output?

For many years, a company had a very generous health insurance plan, with no deductible. In 2023, the company introduced a $3000 deductible for all employees, and the company has no information about non-employees. The company wants to know how the deductible affected health care spending. What identification strategy would be most appropriate?

What is the key assumption for difference-in-differences to be valid?

Here are data from the experiment:   Group # People Average cost per windshield replaced Assigned to hourly wage 1000 82 Assigned to treatment, chose hourly wage 500 90 Assigned to treatment, chose piece rate contract 500 54       What is the effect of the piece rate contract, relative to fixed hourly wage, on the cost per windshield replaced?    

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What is the proper way to analyze an experiment with non-compliance?

6. Discuss the development of mathematical cognition in children, tracing from early conceptualizations of numerical concepts to the development of mathematical reasoning and problem-solving skills during elementary school years. 

6. Discuss the development of mathematical cognition in children, tracing from early conceptualizations of numerical concepts to the development of mathematical reasoning and problem-solving skills during elementary school years. 

The town of Apple, Ohio, enacted a statute that makes it a misdemeanor to “ogle anyone in a public setting.”  The statute further defines “ogle” as ” to stare at someone for more than three continuous seconds.”  Brett was in downtown Apple when he saw a woman practicing a dance routine in a city park.  Brett was very amused and fascinated by the woman’s dance, and he continued to watch her for many seconds.  A police officer observed Brett eyeing the woman and arrested him for violating the statute.  At trial, what would be Brett’s best defense for acquittal?

Everyone is busy today. Express this by completing each sentence with the appropriate form of the most logical verb. Ils [verb1] le train pour aller en Allemagne. (prendre / sourire) Moi, nous [verb2] de vacances demain. (rentrer / conduire) Le matin, je [verb3] le café de maman. (dormir / sentir) Mes parents [verb4] de la salade et des pommes de terre. (partir / servir) Jean-François est tombé amoureux d’Isabelle. Il la/l’ [verb5]. (épouser / divorcer) Elle [verb6] sa copine à l’aéroport ce week-end? (conduire / apporter) Nous [verb7] quand il fait chaud. (patiner / nager) Tu [verb8] ta voiture à ton frère. (prêter / permettre)