Teaching as Research Jose J. Vazquez - Economics

Say I gave you $1000. Which of the following two options would you prefer: a)gaining $1,000 more with probability 0.5 b)gaining $500 more with probability 1

Say I gave you $2000. Which of the following two options would you prefer: a)loosing $1,000 with probability 0.5 b)loosing $500 with probability 1

Say I gave you $1000. Which of the following two options would you prefer: a)gaining $1,000 with probability 0.5 b)gaining $500 with probability 1 Say I gave you $2000. Which of the following two options would you prefer: a)loosing $1,000 with probability 0.5 b)loosing $500 with probability 1 (16%) (84%) (69%) (31%)

1) Students Do NOT read textbooks before coming to class.

How often do you read the text before attending class?

2) Lectures are the best way to transfer information to novices.

Working Memory Visual message (pictures) Verbal message (Words)

Are multimedia modules better than traditional textbooks for learning introductory microeconomics? STUDY # 1

C A L L I N G Are you an undergraduate student who has never taken an economics class? Give three hours of your time and earn a $50 Amazon Gift Card! CONTACT: for more information ALL STUDENTS

Base Session 1 Study 30 minutes Assessment 30 minutes (24 MC questions) Base Session 2 Study 30 minutes Assessment 30 minutes (24 MC questions) Retention Session 2 weeks after Base Session 2 Assessment 30 minutes (28 MC questions)

Post-Assessment Scores – ECON Immediate Test Retention Test

β 0 + β 1 video ij + β 2 ACT ij + β 3 X j + ε ij Regression models Post-Test = Retention- Test =

VARIABLEMODEL 1MODEL 2 Video7.01* (2.84)9.02* (3.26) ACT2.64*** (0.39)1.70*** (0.45) Male-4.62* (2.90)-3.47* (3.32) Age2.89** (1.37)2.22 (1.57) Adjusted R n = 59 *** p < 0.01** p < 0.05* p < 0.1 Regression results

What is the best way to offer feedback to students? STUDY # 2

Professionally Recorded Videos Percentage of correct responses.

150+ countries 100,000+ registered 1 million quiz submissions More than 2 million video viewed

Why a new Sandbox?

1. Field Experiments

A B

1I. Large Dataset

Enrolled (167,000) Watched a lecture (67,000) Took one quiz (24,000) Earned quiz badge (7,000) 40% 36% 28%

Could Loss Aversion Theory Be Used to Motivate MOOC students? STUDY # 3

% of Students Completing Course

% of Students Completing Course.

VARIABLEMODEL 1 Loss1.46** (.159) Gain1.30 (.167) No Grade1.03 (.163) Male1.52*** (.116) Risk Taker1.31 ** (.125) n = 59 *** p < 0.01** p < 0.05* p < 0.1 Regression results

Do you need IRB?

YES

Where do I get the data?

Where do I get the time?

Thanks! Jose J. Vazquez - Economics