| Invention or discovery | Inventor or discoverer | Type |
|---|---|---|
| Kondratiev wave | Nikolai Kondratiev | — |
| Path analysis | Sewall Wright | statistical method |
| Textile, AO 28445, Department of Near Eastern Antiquities of the Louvre | Franz Cumont | archaeological artefact |
| Invention or discovery | Inventor or discoverer | Type |
|---|---|---|
| Kondratiev wave | Nikolai Kondratiev | — |
| Path analysis | Sewall Wright | statistical method |
| Textile, AO 28445, Department of Near Eastern Antiquities of the Louvre | Franz Cumont | archaeological artefact |