wooldridge (version 1.0.1)

rdtelec: rdtelec

Description

Data loads lazily. Type data(rdtelec) into the console.

Usage

data(rdtelec)

Format

A data.frame with 29 rows and 6 variables:

• rd. R&D spending, millions $

• sales. firm sales, millions $

• rdintens. rd as percent of sales

• lrd. log(rd)

• lsales. log(sales)

• salessq. sales^2

Examples

# NOT RUN {
 str(rdtelec)
# }