“A commonly invoked solution to keep human communication stable is **costly signaling: paying a cost to send a signal would be a guarantee of its reliability**. Costly signaling supposedly explains many bizarre human behaviors. Buying luxury brands would be a costly signal of wealth and status.” --- **Tags** -- [[quotes]], [[signalling]], [[advertising]], [[marketing]], [[social-proof]], [[in-group-out-group-bias]], [[authority-bias]], [[false-consensus-effect]], [[groupthink]], [[halo-effect]], [[liking-bias]], [[mimetic-theory]], **Source** -- [[260102102051 - B - Not Born Yesterday]]