SciELO

Investment and uncertainty in a quadratic adjustment cost model: evidence from Brazil

This paper assesses empirically the sign of the uncertainty-investment relation in Brazil within a quadratic adjustment cost model. It is shown that these variables are negatively related in the ...
Android

OPPO Find X9 Series Will Debut with a Hasselblad Camera Kit

An OPPO official has confirmed that the firm is developing a camera kit for the Find X9 series of smartphones in collaboration with Hasselblad. The device could have a magnetic photography grip and a ...
GSM Arena

Oppo Find X9's full specs leak, big upgrades in tow

Oppo is expected to be unveiling the Find X9 and Find X9 Pro (and perhaps a third Plus model too) in October. Ahead of that, full specs for the Find X9 have purportedly been leaked today. Do however ...
Reuters

South Korea to separate prosecution, budget-drafting functions in major overhaul

SEOUL, Sept 7 (Reuters) - South Korea announced plans on Sunday to dismantle its prosecution service and strip the finance ministry of its power to prepare budgets, in a major overhaul of the system ...
Nature

The X chromosome in immune functions: when a chromosome makes the difference

Females are more immunoreactive than males and, although sex hormones have an important role in immune functions, the X chromosome is fundamental in shaping sex-specific immune responses. X-linked ...
IEEE

A New Tool to Find Lightweight (And, Xor) Implementations of Quadratic Vectorial Boolean Functions up to Dimension 9

Abstract: The problem of finding a minimal circuit to implement a given function is one of the oldest in electronics. It is known to be NP-hard. Still, many tools exist to find sub-optimal circuits to ...
Metro

NATO scrambles fighter jets to intercept Russian warplanes flying over Estonia

Three Russian fighter jets have violated Estonia’s airspace in an ‘unprecedentedly brazen’ incursion onto NATO territory. Estonia’s foreign minister said the MiG-31 military planes, capable of ...
The National Interest

F-16s Intercept Russian Spy Planes Near Alaska

Although the presence of Russian aircraft near Alaska is not unprecedented, the timing is curious. The US Air Force’s fleet of F-16 Fighting Falcons has intercepted Russian spy planes near Alaska on ...
Reuters

Regeneron's immune disorder therapy improves daily functions in trial

Aug 26 (Reuters) - Regeneron Pharmaceuticals (REGN.O), opens new tab said on Tuesday its experimental therapy met the late-stage main goal of helping patients with a rare immune disorder significantly ...
BBC

Solving quadratic equations - Edexcel

The coordinates of the turning point and the equation of the line of symmetry can be found by writing the quadratic expression in completed square form. Find the equation of the line of symmetry and ...
BBC

Straight line graphs - Edexcel

The graphs of \(y = 2x + 1\) and \(y = 2x - 2\) are shown below. The graph of \(y = 2x + 1\) crosses the \(y\)-axis at (0, 1). The graph of \(y = 2x - 2\) crosses the ...