text: A1 forms issued for postings of workers by EU27 countries, 2011-2020’) 
  Eurostat: EU citizens living in another Member State - statistical overview, here 
  European Commission, 2019: Towards Fair Labour Mobility: Revision of EU Posting of Workers Rules, 2019 
  
  309 The statistics distinguish between many different categories of migrants, for example, inside EU, from non-EU- 
  countries, first generation, second generation, seasonal temporary, permanent status, etc. More information here 
  
  310 Ibid. 
  
  311 Fasani & Mazza, 2020: Immigrant Key Workers: Their Contribution to Europe’s COVID-19 Response (p. 8). 
  312 Sometimes ‘difficult’ or ‘demeaning’ instead of ‘demanding’. Taken from the Japanese: kitanai, kiken, kitsui 
  
  313 Danaj et al., 2020: Labour Mobility and OSH Vulnerability of Posted Workers: The Cases of Austria and the 
  Slovak Republic 
  
  314 European Commission, 2022: Annual report on intra-EU labour mobility 2021 (p. 108, table ‘Numbers of PD A1 
  forms issued for postings of workers by EU27 countries, 2011-2020’). 
  315 European Parliament, 2017: Posted workers: better protection and fair conditions for all 