What are the return profiles of dollar cost averaging (DCA or SIP) vs. one-time (lumpsum) investing?
Read: Lumpsum vs. Dollar Cost Averaging (SIP)
Thinking in probabilities
If you model the returns, how do returns and losses look across lumpsum and SIP investing?
Read: Lumpsum vs. SIP: Thinking in Probabilities
It all depends on when you start and stop
Shuffling returns to generate alternate universes.
Read: The Path Dependency of SIP Returns