dairynorway: Data on Norwegian dairy farms

In sfaR: Stochastic Frontier Analysis Routines

Data on Norwegian dairy farms

Description

This dataset contains nine years (1998-2006) of information on Norwegian dairy farms.

Format

A data frame with 2,727 observations on the following 23 variables.

farmid

Farm identification.

year

Year identification.

y1

Milk sold (1000 liters).

y2

Meat (1000 NOK).

y3

Support payments (1000 NOK).

y4

Other outputs (1000 NOK).

p1

Milk price (NOK/liter).

p2

Meat price (cattle index).

p3

Support payments price (CP index).

p4

Other outputs price index.

x1

Land (decare (daa) = 0.1 ha).

x2

Labour (1000 hours).

x3

Purchase feed (1000 NOK).

x4

Other variable costs (1000 NOK).

x5

Cattle capital (1000 NOK).

x6

Other capital (1000 NOK).

w1

Land price (NOK/daa).

w2

Labour price (NOK/hour).

w3

Feed price index.

w4

Other variable cost index.

w5

Cattle capital rent.

w6

Other capital rent and depreciation.

tc

Total cost.

Source

https://sites.google.com/view/sfbook-stata/home

References

Kumbhakar, S.C., H.J. Wang, and A. Horncastle. 2014. A Practitioner's Guide to Stochastic Frontier Analysis Using Stata. Cambridge University Press.

Examples

str(dairynorway)
summary(dairynorway)

sfaR documentation built on Oct. 29, 2024, 9:07 a.m.