A change in the marginal propensity to consume causes a pivotal change in the consumption function.
Bent on a comeback, this time with an impressive new graphics and physics engine, the story takes place during the events of Pearl Harbor and unfolds with the player fighting through pivotal battles against the forces of Japan.
While he's moved on from that pivotal time in his career, he's shown that it doesn't have to be built around the house that The Young and the Restless built, and that there's much more out there for him.
She would later become a pivotal part of the Justice League animated series in the early part of the 21st century and Justice League Unlimited where she, Superman and Batman formed the pivotal center to the League.
Arguably, Luke and Laura's storyline is littered with such pivotal moments: their dance at Wyndham's, Laura's return from the dead, the couple's return to Port Charles in the 1990s, Laura's grief at learning Lucky was dead and many more.