"Measuring governance is difficult, and no indicator is 100% reliable in the sense of giving completely accurate information" Kraay says.

“衡量治理难度较大，从提供完全准确的信息的意义上说，没有任何指标是百分之百可靠的，”世界银行研究部门高级经济学家阿尔特。克拉伊说。

youdao

Said QR code sends adventurous scanners to a website for the Kraay's family farm website.

ENGADGET: Visualized: World's largest QR code is a Canadian maize maze

The Kraay family has been making corn mazes for years.

FORBES: Canadian Farm Builds World's Largest QR Code

That's how the Kraay family of Lacombe, Alberta, Canada gets down, as evidenced by the family's past 13 years of elaborate corn maze designs -- from a logo of the Edmonton Oilers to a 25th anniversary commemoration of Rick Hansen's "Man in Motion" tour.

ENGADGET: Visualized: World's largest QR code is a Canadian maize maze