Number Theory: Can Boeing prevent its worst ever stall?

Although the Covid-19 pandemic brought the aviation sector to a standstill, Boeing had been already struggling to maintain the confidence of share markets

US aviation giant Boeing is going through a challenging time. After a series of security related issues on Boeing aircraft, the company witnessed a large fall in its stock price and its CEO Dave Calhoun said he would step down by the end of the year. What exactly is the nature of problems facing Boeing? How bad is it relative to previous crises? Here are four charts which answer this question.

A Boeing 737 MAX 8 aircraft. (Reuters)