oligopoly
| Field | Ind | Field content |
| leader | -----cz a22--------4500 | |
| 1 | ph123726 | |
| 3 | CZ-OsVSB | |
| 5 | 20210822070744.5 | |
| 8 | 000811|n|anznnbabn n a|a | |
| 40 | ## | $a ABA001 $b cze $d ABA001 |
| 72 | #7 | $a 339 $x Obchod $2 Konspekt $9 4 |
| 80 | $a 339.13.012.432 $2 MRF_2003 | |
| 150 | $a oligopoly $7 ph123726 | |
| 550 | $a hospodářská soutěž $7 ph120822 | |
| 550 | $a monopoly $7 ph281890 | |
| 550 | $w h $a duopoly $7 ph442523 | |
| 550 | $w g $a trhy $7 ph116484 | |
| 750 | $a oligopolies $2 eczenas | |
| 906 | $a wu20030514 $b jave | |
| 906 | $a wu20050426 $b jave | |
| 906 | $a wu20080222 $b jave | |
| 998 | $a 000123726 |