The Magical Manufacturing spell delivers the same results from the other direction. EACH spell, and you can stack them, increases the prodution by 50% of the unspelled amount. See
https://en.wiki.elvenar.com/index.php?title=Spells#Type_of_Spells.
To answer your question directly, we have three different types of cycle times, and it's undoubtedly intentional.
- Coins may be collected once the residence has reached the 10% point in the current cycle, and the reset is automatic
- Supplies may only be collected at the end of a cycle, and the cycles run from 5 minutes to 1 day
- Goods may only be collected at the end of a cycle, and the cycles run from 3 hours to 2 days