WEBVTT 00:00:01.450 --> 00:00:02.700 The phone you use, [dramatic music] 00:00:02.700 --> 00:00:04.150 the computer you own, 00:00:04.150 --> 00:00:05.780 the zip code you live in. 00:00:05.780 --> 00:00:08.170 These can all be factors in the price you see 00:00:08.170 --> 00:00:10.503 when you're searching for items on the internet. 00:00:13.230 --> 00:00:15.993 Welcome to the world of mass customization. 00:00:21.380 --> 00:00:22.340 For example, 00:00:22.340 --> 00:00:24.270 you probably know that logging on 00:00:24.270 --> 00:00:25.620 on different days and times 00:00:25.620 --> 00:00:28.253 can give you different prices for airline flights, 00:00:29.950 --> 00:00:30.860 but you might not know 00:00:30.860 --> 00:00:33.360 that Amazon can change its prices for everything, 00:00:33.360 --> 00:00:37.090 from dustpans to televisions every 15 minutes, 00:00:37.090 --> 00:00:39.360 even more often than airlines. 00:00:39.360 --> 00:00:41.420 Researchers have tried to study this phenomenon, 00:00:41.420 --> 00:00:44.560 but the world of ever-changing prices is a black box, 00:00:44.560 --> 00:00:46.630 that is difficult to test. 00:00:46.630 --> 00:00:48.930 Even so, here are some findings: 00:00:48.930 --> 00:00:51.650 Orbitz was found to be showing higher priced hotels 00:00:51.650 --> 00:00:54.660 to Mac users than PC users. 00:00:54.660 --> 00:00:58.140 Staples was found to sell most everything on its website, 00:00:58.140 --> 00:00:59.950 from staplers to duct tape, 00:00:59.950 --> 00:01:02.260 at different prices in different zip codes. 00:01:02.260 --> 00:01:04.330 The zip codes being charged higher prices 00:01:04.330 --> 00:01:06.113 were more likely to be low income. 00:01:07.110 --> 00:01:09.550 Princeton Review charges different prices 00:01:09.550 --> 00:01:13.020 for its online SAT tutoring in different zip codes. 00:01:13.020 --> 00:01:16.030 We found that Asians were almost twice as likely, 00:01:16.030 --> 00:01:19.670 to be offered a higher price than non-Asians. 00:01:19.670 --> 00:01:21.090 In the European union, 00:01:21.090 --> 00:01:23.810 variable pricing is regulated. 00:01:23.810 --> 00:01:24.850 In the United States, 00:01:24.850 --> 00:01:26.650 it's legal to sell the same product 00:01:26.650 --> 00:01:28.630 to different people for different prices. 00:01:28.630 --> 00:01:30.330 That means, in the U.S., 00:01:30.330 --> 00:01:34.791 mass customization can mean mass discrimination. 00:01:34.791 --> 00:01:37.708 [music continues]