<p>Tim Harford tells the fascinating stories of inventions, ideas and innovations which have helped create the economic world.</p>
| Title | Date published | ||
| 'Like' button | 2019-06-10 | ||
| Dwarf wheat | 2019-06-03 | ||
| Pornography | 2019-05-27 | ||
| Recycling | 2019-05-20 | ||
| Spreadsheet | 2019-05-13 | ||
| Brick | 2019-05-06 | ||
| Mail order catalogue | 2019-04-29 | ||
| Bicycle | 2019-04-22 | ||
| QWERTY | 2019-04-15 | ||
| Bonus 4: Woodpecker and black box | 2019-04-15 | ||
| Gyroscope | 2019-04-08 | ||
| Bonus 3: Mosquito and surgical needle | 2019-04-08 | ||
| Cellophane | 2019-04-01 | ||
| Bonus 2: Octopus and camouflage | 2019-04-01 | ||
| Langstroth Hive | 2019-03-25 | ||
| Bonus: 30 Animals That Made Us Smarter | 2019-03-25 | ||
| Coming soon: Season two | 2019-03-17 | ||
| Index Fund | 2019-01-17 | ||
| Special Bonus: Santa Claus | 2018-12-17 | ||
| Number 51 | 2017-10-28 |