IN: It is the first fixed-roof stadium built in the NFL since Ford Field in Detroit, which opened in 2002. As of March 2015, the overall budget was estimated to be $1.061 billion, with $348 million from the state of Minnesota, $150 million from the city of Minneapolis, and $551 million from the team and private contributions.
does the roof open at us bank stadium?

OPTIONS:
- no
- yes

OUT: no

IN: In economics, aggregate expenditure (AE) is a measure of national income. Aggregate expenditure is defined as the current value of all the finished goods and services in the economy. The aggregate expenditure is thus the sum total of all the expenditures undertaken in the economy by the factors during a given time period. It refers to the expenditure incurred on consumer goods, planned investment and the expenditure made by the government in the economy. In an open economy scenario, the aggregate expenditure also includes the difference between the exports and the imports.
total expenditure in the us is equal to consumption expenditure plus investment?

OPTIONS:
- no
- yes

OUT: yes

IN: L'Etranger (The Outsider (UK), or The Stranger (US)) is a 1942 novel by French author Albert Camus. Its theme and outlook are often cited as examples of Camus' philosophy of the absurd and existentialism, though Camus personally rejected the latter label.
is the stranger and the outsider the same book?

OPTIONS:
- no
- yes

OUT: yes

IN: The yolk sac and embryo should be readily identifiable when the gestational sac reaches a certain size -- a yolk sac should be seen when the gestational sac is 20mm and a fetal pole should be seen when the gestational sac reaches 25mm.
are gestational sac and yolk sac the same?

OPTIONS:
- no
- yes

OUT:
no