Many of the ratio resources are arranged by industry. These sources use either the North American Industry Classification System (NAICS) or the Standard Industrial Classification System (SIC Code).
NORTH AMERICAN INDUSTRY CLASSIFICATION SYSTEM (NAICS) HF1042 .N678 2007 [business desk/reference in BIC]
Is a 3-6 digit code that identifies an industry. This system provides standardized industry definitions for U.S., Mexico and Canada. A detailed alphabetical product index can help find the right code.
Ex: Oil and gas field exploration 211111
STANDARD INDUSTRIAL CLASSIFICATION CODE (SIC) HF1042 .A55 1987 [business desk/reference in BIC]
A 4 digit code that identifies and industry. This code was developed in the 1960's and is gradually be replaced by the NAICS Code. A detailed alphabetical index can help find the right code.
Ex: Oil (crude) production 1311
Almanac of Business and Industrial Financial Ratios
HF5681 .R25 A45 [reference]
Provides financial ratios and statistics on industries arranged by NAICS code. The informantion is complied using tax returns filed with the IRS.
Financial Studies of Small Business
HD2346 .U5 F55a [reference]
Provides financial ratios and statistics for small business. Published by Financial Research Associates. Ceased with 30th edition.
RMA Annual Statement Studies
HF5681 .B2 R6 [reference]
Provides financial ratios and statistics on industries arranged by NAICS code. Published by Risk Management Association. Introduction includes definitions and equations for the ratios.