I suspect it also has to do with traditions in finance. Due diligence, audits of accounts, etc, are a integral part of how education in finance is conducted. A

I suspect it also has to do with traditions in finance. Due diligence, audits of accounts, etc, are a integral part of how education in finance is conducted. Also, it is easy to do the basic arithmetic and see if proposals "add up". So people are more used to examining financial documents in detail. When it comes to markets, people, sales, etc, people are more used to going with their "domain knowledge" or "gut instinct", which takes only a few seconds.