Young Boys sporting director Christoph Spycher named the two key factors that could see Fabian Rieder leave the club - with Celtic named among the interested parties.
Brendan Rodgers is reportedly an admirer of the 21-year-old after he helped his side to the title last season as well as making his international breakthrough with the Switzerland national side. The Scottish Premiership champions may have to flex their financial muscle to land a deal with reports suggesting a £13million price tag has been placed on Rieder ahead of a potential summer bidding war.
The likes of Eintracht Frankfurt, Borussia Monchengladbach, Bayern Leverkusen and Wolfsburg have been linked with a swoop, and Spycher has revealed that player power and the transfer valuation will decide where Rieder ends up this summer. Asked about the sale of Rieder by 20 minuten , he said: "There are always two factors when changing candidates. The emotional and empathetic factor towards people, but also the economic factor.
