The BV4.1 software
BV4.1 is a procedure for the decomposition and seasonal adjustment of monthly and quarterly economic series. Please derive detailed information on the mathematical methodology from the following paper: Speth, H.-h.: The BV4.1 Procedure for Decomposing and Seasonally Adjusting Economic Time Series.
For non-commercial purposes, the Federal Statistical Office provides the corresponding software free of charge as download (zip, 32.0 MB).
• Windows NT 4.0 / Windows 98+,
• Java Runtime Environment (JRE) 1.4.1+.
Processing data formats:
• EXCEL 95+,
• ACCESS 97+ or
• SQL-Server 7.0+.