Produc {plm} | R Documentation

## US States Production

### Description

A panel of 48 observations from 1970 to 1986

total number of observations : 816

observation : regional

country : United States

### Usage

    data(Produc)

### Format

A data frame containing :

state

  the state

year

  the year

region

  the region

pcap

  public capital stock

hwy

  highway and streets

water

  water and sewer facilities

util

  other public buildings and structures

pc

  private capital stock

gsp

  gross state products

emp

  labor input measured by the employement in non–agricultural payrolls

unemp

  state unemployment rate

### Source

Online complements to Baltagi (2001):

http://www.wiley.com/legacy/wileychi/baltagi/

Online complements to Baltagi (2013):

http://bcs.wiley.com/he-bcs/Books?action=resource&bcsId=4338&itemId=1118672321&resourceId=13452

### References

Baltagi, Badi H. (2001) Econometric Analysis of Panel Data, 2nd ed., John Wiley and Sons.

Baltagi, Badi H. (2013) Econometric Analysis of Panel Data, 5th ed., John Wiley and Sons.

Baltagi, B. H. and N. Pinnoi (1995) “Public capital stock and state productivity growth: further evidence”, Empirical Economics, 20, 351–359.

Munnell, A.H. (1990) “Why has productivity growth declined? Productivity and public investment”, New England Economic Review, 3–22.

[Package plm version 1.5-12 Index]