According to Handelsblatt:
While Liechtenstein may enjoy political stability, tough times could still be in store for the principality, with populism and protectionism on the rise among its neighbors in Europe.
…Prince Alois warns that its major employers – tool maker Hilti, heating and air systems company Hoval, and the prepared foods company Hilcona – could go belly up from one day to next if their access to world markets is restricted.
“Free access to world markets is a matter of survival,” Prince Alois said. “Liechtenstein would not have an advanced economy if it had to rely on its own market.”