Survey on environmental protection studies and investments 2009
Antipol 2009
Antipol 2009
Traitement statistique
Frequency of data collection
Annual
Data collection
Internet with the possibility of using postal means upon demand. The collection takes
place on the third and fourth quarter of the year n +1.
Data collecting is annual. Current expenditures are collected every 3 years since
2004.
Collection mode
- By post mail
- By Internet
Survey unit
- Local unit (of an enterprise)
- Legal unit
Sampling method
The frame is the statistical directory of companies (SIRUS).
The sampling method is stratification by industry, unit size and location (since the reference year 2014). The allocations are optimized on the amounts of research and investment in previous surveys (Neyman allocation). They are completeness beyond a certain threshold.