Table 13.
Top 21 keywords with the strongest citation bursts.
| Keywords | Year | Strength | Begin | End | 2001–2019 |
|---|---|---|---|---|---|
| Airport | 2001 | 14.2566 | 2001 | 2010 |  |
| Privatization | 2001 | 4.5742 | 2001 | 2008 |  |
| airline alliance | 2001 | 6.5875 | 2001 | 2006 |  |
| Entry | 2001 | 4.825 | 2001 | 2013 |  |
| strategic alliance | 2001 | 4.2348 | 2002 | 2006 |  |
| aircraft noise | 2001 | 3.0391 | 2003 | 2009 |  |
| Industry | 2001 | 2.9967 | 2004 | 2011 |  |
| low-cost carrier | 2001 | 5.2649 | 2004 | 2010 |  |
| Alliance | 2001 | 4.8499 | 2005 | 2009 |  |
| low-cost airline | 2001 | 6.8828 | 2005 | 2012 |  |
| airline competition | 2001 | 4.9355 | 2006 | 2012 |  |
| airline service quality | 2001 | 3.3888 | 2007 | 2012 |  |
| data envelopment analysis | 2001 | 3.9468 | 2008 | 2013 |  |
| Efficiency | 2001 | 3.034 | 2008 | 2013 |  |
| airport efficiency | 2001 | 4.9141 | 2011 | 2013 |  |
| airport economics | 2001 | 3.2611 | 2011 | 2012 |  |
| ownership form | 2001 | 3.5555 | 2013 | 2015 |  |
| Level | 2001 | 3.0252 | 2015 | 2016 |  |
| behavioral intention | 2001 | 3.1885 | 2015 | 2016 |  |
| Passenger | 2001 | 3.4213 | 2016 | 2019 |  |
| economic development | 2001 | 3.3488 | 2017 | 2019 |  |