English to Italian Bus/Financial Finance (general)

The best way to justify a business expense, of course, is to demonstrate for the C-Suite that a positive return-on-investement (ROI) can be clearly associated with doling out cash. Wen we segment out survey respondent from the above mentioned Research a bit differently, comparing the business results of early sales technology adopters compared with lagging firms, we see in Figure 2 a clear and strong argument that even the Folks in finance should find compelling:
achieving a higher total team attainment of sales quota benefits the bean counters in a measurable way, because we know form Aberdeen's Sales Performace Management Research that it costs over $ 29,00 and takes 7,2 months to replace a typical B2B sales representant.


Il testo parla di un sondaggio sulle strategie di vendita.
Come posso riportare in modo adeguato "bean counters" in questo contesto?