[HN Gopher] Braess's Paradox ___________________________________________________________________ Braess's Paradox Author : ttesmer Score : 13 points Date : 2022-11-02 20:21 UTC (2 hours ago) (HTM) web link (resources.mpi-inf.mpg.de) (TXT) w3m dump (resources.mpi-inf.mpg.de) | dang wrote: | Related: | | _Braess Paradox_ - https://news.ycombinator.com/item?id=31133775 | - April 2022 (7 comments) | | _Braess 's Paradox_ - | https://news.ycombinator.com/item?id=27173829 - May 2021 (30 | comments) | | _Braess ' Paradox and the Price of Anarchy (2019)_ - | https://news.ycombinator.com/item?id=24231860 - Aug 2020 (12 | comments) | | _Braess's paradox_ - | https://news.ycombinator.com/item?id=18045164 - Sept 2018 (37 | comments) | | _Braess' paradox_ - | https://news.ycombinator.com/item?id=13352513 - Jan 2017 (91 | comments) | | _Braess ' paradox: adding a new road to a city can slow down | traffic_ - https://news.ycombinator.com/item?id=10397424 - Oct | 2015 (61 comments) | | _Power grid upgrades may cause blackouts, warns Braess 's | paradox_ - https://news.ycombinator.com/item?id=4691388 - Oct | 2012 (1 comment) | | _Braess 's paradox: adding roads can increase congestion_ - | https://news.ycombinator.com/item?id=929362 - Nov 2009 (9 | comments) | | _Why the secret to speedier highways might be closing some | roads: the Braess paradox_ - | https://news.ycombinator.com/item?id=422152 - Jan 2009 (21 | comments) | | There have been other threads on this theme that don't include | "Braess" in the title. Anybody want to find some? | jhoechtl wrote: | I might be overly anal, but how is this a paradox at all? | bananabiscuit wrote: | Most people would assume increasing capacity would always mean | greater throughput. | maest wrote: | There are multiple types of paradoxes: | https://en.m.wikipedia.org/wiki/Paradox#Quine's_classificati... | | This would fall under "veridical paradox" - true statement | which most people would expect to be false. | xypage wrote: | I wonder if routing services like apple/google maps consider this | when routing drivers. Theoretically they could avoid the paradox | by just not routing people the selfish way right? And here that | wouldn't make it better than the original, but in the real world | where they add helpful roads but they get too congested and slow | things down, they could (assuming everyone listened) stop them | from getting congested allowing for the benefits to be realized. | tuatoru wrote: | Also on wikipedia, for those who don't want to open a PDF. | | 1. https://en.wikipedia.org/wiki/Braess's_paradox | bananabiscuit wrote: | I noticed this first hand while playing SimCity 4. I used to make | my road network as connected as I could because I thought having | more route options would always lead to better traffic. I was | surprised one day when I demolished a particularly congested road | and my overall traffic actually became better. After some | experimentation I realized making the road graph more tree like | by reducing pathing options you can force the sims to use higher | capacity roads rather than having them all take low capacity | backroads to their destination. | aaron695 wrote: ___________________________________________________________________ (page generated 2022-11-02 23:00 UTC)