tsMetal: Time series: U.S. Merchant Marine conversion to metal

tsMetalR Documentation

Time series: U.S. Merchant Marine conversion to metal

Description

A dataset with conversion of U.S. Merchant Marine from wood to metal.

Format

A data frame with 17 observations and 2 variables

year

Year

substitution

Conversion to metal

References

Martino, J.P. 1993. Technological Forecasting for Decision Making. 3rd edition. New York: McGraw-Hill.


mamut86/diffusion documentation built on April 19, 2024, 12:12 p.m.