When you are employed by ETH Zurich, an individual employment contract is drawn up and signed by you (the employee) and ETH Zurich. This employment contract sets out the details of your employment, ...

An example of two companies that signed such an agreement is Glencore plc ... writers to use primary sources to support their work. These include white papers, government data, original reporting ...

An example of a void contract would be one that requires the parties to participate in illegal activity. Article Sources Investopedia requires writers to use primary sources to support their work.