APA
Bachmann R., National Bureau of Economic Research & Zorn P. (2013). What drives aggregate investment?. Cambridge: NBER.
Chicago
Bachmann Rudiger, National Bureau of Economic Research and Zorn Peter. 2013. What drives aggregate investment?. Cambridge: NBER.
Harvard
Bachmann R., National Bureau of Economic Research and Zorn P. (2013). What drives aggregate investment?. Cambridge: NBER.
MLA
Bachmann Rudiger, National Bureau of Economic Research and Zorn Peter. What drives aggregate investment?. Cambridge: NBER. 2013.