# Econometrics at Universität Hamburg

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## Study with flashcards and summaries for the course Econometrics at the Universität Hamburg

Bias estimator

Bias

BLUE

Ceteris Paribus

Goodness of Fit

SSR

SSE

SST

Residuals

Fitted Values

PRF

### Exemplary flashcards for Econometrics at the Universität Hamburg on StudySmarter:

SRF

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## Exemplary flashcards for Econometrics at the Universität Hamburg on StudySmarter:

Econometrics

Bias estimator
An estimator whose expectation, or sampling mean, is different from the population value it is supposed to be estimating

Econometrics

Bias
The difference between the expected value of an estimator and the population value that the estimator is supposed to be estimating

Econometrics

BLUE
Best Linear Unbiased Estimator

Econometrics

Ceteris Paribus
Change one variable others fixed

Econometrics

Goodness of Fit
The R-squared (the coefficient of determination)
R(square) = SSE/SST = 1 – SSR/SST

Econometrics

SSR
Residual sum of squares

Econometrics

SSE
Explained sum of squares
Sum (y^- y-) square

Econometrics

SST
Total sum of squares
Sum (yi – y-) square

Econometrics

Residuals
u^ is the difference between yi and its fitted value

Econometrics

Fitted Values
The intercept (B^0) and slope estimates (B^1)

Econometrics

PRF
Population Regression Function
E(y|x)=B^+B^x

Econometrics

SRF
Sample Regression Function
y^=B^+B^x

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